255542100000 has 576 divisors, whose sum is σ = 921505019904. Its totient is φ = 61488000000.

The previous prime is 255542099993. The next prime is 255542100007. The reversal of 255542100000 is 1245552.

It is a happy number.

255542100000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (255542099993) and next prime (255542100007).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (255542100007) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 696299817 + ... + 696300183.

It is an arithmetic number, because the mean of its divisors is an integer number (1599835104).

Almost surely, 2^255542100000 is an apocalyptic number.

255542100000 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 255542100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (460752509952).

255542100000 is an abundant number, since it is smaller than the sum of its proper divisors (665962919904).

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

255542100000 is a wasteful number, since it uses less digits than its factorization.

255542100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627 (or 599 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

Adding to 255542100000 its reverse (1245552), we get a palindrome (255543345552).

The spelling of 255542100000 in words is "two hundred fifty-five billion, five hundred forty-two million, one hundred thousand".