255278324112 has 80 divisors (see below), whose sum is σ = 764003303040. Its totient is φ = 71937524736.

The previous prime is 255278324101. The next prime is 255278324113. The reversal of 255278324112 is 211423872552.

It is a super-2 number, since 2×255278324112² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (255278324113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5179287 + ... + 5228342.

It is an arithmetic number, because the mean of its divisors is an integer number (9550041288).

Almost surely, 2^255278324112 is an apocalyptic number.

It is an amenable number.

255278324112 is an abundant number, since it is smaller than the sum of its proper divisors (508724978928).

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

255278324112 is a wasteful number, since it uses less digits than its factorization.

255278324112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10407720 (or 10407714 counting only the distinct ones).

The product of its digits is 268800, while the sum is 42.

The spelling of 255278324112 in words is "two hundred fifty-five billion, two hundred seventy-eight million, three hundred twenty-four thousand, one hundred twelve".