255463153554 has 96 divisors (see below), whose sum is σ = 601650208512. Its totient is φ = 72095520000.

The previous prime is 255463153549. The next prime is 255463153577. The reversal of 255463153554 is 455351364552.

It is a super-2 number, since 2×255463153554² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 12788134 + ... + 12808094.

It is an arithmetic number, because the mean of its divisors is an integer number (6267189672).

Almost surely, 2^255463153554 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255463153554, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300825104256).

255463153554 is an abundant number, since it is smaller than the sum of its proper divisors (346187054958).

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

255463153554 is a wasteful number, since it uses less digits than its factorization.

255463153554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20512 (or 20505 counting only the distinct ones).

The product of its digits is 5400000, while the sum is 48.

The spelling of 255463153554 in words is "two hundred fifty-five billion, four hundred sixty-three million, one hundred fifty-three thousand, five hundred fifty-four".