255555525050 has 24 divisors (see below), whose sum is σ = 543238031136. Its totient is φ = 87619037040.

The previous prime is 255555525037. The next prime is 255555525079. The reversal of 255555525050 is 50525555552.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 255555524992 and 255555525010.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 365078972 + ... + 365079671.

It is an arithmetic number, because the mean of its divisors is an integer number (22634917964).

Almost surely, 2^255555525050 is an apocalyptic number.

255555525050 is an abundant number, since it is smaller than the sum of its proper divisors (287682506086).

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

255555525050 is a wasteful number, since it uses less digits than its factorization.

255555525050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730158662 (or 730158657 counting only the distinct ones).

The product of its (nonzero) digits is 1562500, while the sum is 44.

The spelling of 255555525050 in words is "two hundred fifty-five billion, five hundred fifty-five million, five hundred twenty-five thousand, fifty".