255549061432 has 48 divisors (see below), whose sum is σ = 565703013960. Its totient is φ = 107886373056.

The previous prime is 255549061399. The next prime is 255549061433. The reversal of 255549061432 is 234160945552.

It is a super-2 number, since 2×255549061432² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255549061433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4838743 + ... + 4891270.

Almost surely, 2^255549061432 is an apocalyptic number.

It is an amenable number.

255549061432 is an abundant number, since it is smaller than the sum of its proper divisors (310153952528).

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

255549061432 is a wasteful number, since it uses less digits than its factorization.

255549061432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9730100 (or 9730089 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 46.

The spelling of 255549061432 in words is "two hundred fifty-five billion, five hundred forty-nine million, sixty-one thousand, four hundred thirty-two".