255110050515320 has 384 divisors, whose sum is σ = 780544294427520. Its totient is φ = 73017969868800.

The previous prime is 255110050515317. The next prime is 255110050515323. The reversal of 255110050515320 is 23515050011552.

It is an interprime number because it is at equal distance from previous prime (255110050515317) and next prime (255110050515323).

It is a super-2 number, since 2×255110050515320² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255110050515323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 83504360 + ... + 86505480.

It is an arithmetic number, because the mean of its divisors is an integer number (2032667433405).

Almost surely, 2^{255110050515320} is an apocalyptic number.

255110050515320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255110050515320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (390272147213760).

255110050515320 is an abundant number, since it is smaller than the sum of its proper divisors (525434243912200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255110050515320 is a wasteful number, since it uses less digits than its factorization.

255110050515320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3001367 (or 3001352 counting only the distinct ones).

The product of its (nonzero) digits is 37500, while the sum is 35.

The spelling of 255110050515320 in words is "two hundred fifty-five trillion, one hundred ten billion, fifty million, five hundred fifteen thousand, three hundred twenty".