255475711650 has 48 divisors (see below), whose sum is σ = 633660344928. Its totient is φ = 68118192000.

The previous prime is 255475711639. The next prime is 255475711693. The reversal of 255475711650 is 56117574552.

It is a self number, because there is not a number n which added to its sum of digits gives 255475711650.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1121430 + ... + 1329870.

It is an arithmetic number, because the mean of its divisors is an integer number (13201257186).

Almost surely, 2^255475711650 is an apocalyptic number.

255475711650 is an abundant number, since it is smaller than the sum of its proper divisors (378184633278).

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

255475711650 is a wasteful number, since it uses less digits than its factorization.

255475711650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216627 (or 216622 counting only the distinct ones).

The product of its (nonzero) digits is 1470000, while the sum is 48.

The spelling of 255475711650 in words is "two hundred fifty-five billion, four hundred seventy-five million, seven hundred eleven thousand, six hundred fifty".