255202127516 has 36 divisors (see below), whose sum is σ = 521980874856. Its totient is φ = 108853970400.

The previous prime is 255202127513. The next prime is 255202127549. The reversal of 255202127516 is 615721202552.

It is a self number, because there is not a number n which added to its sum of digits gives 255202127516.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255202127513) 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, 3044075 + ... + 3126786.

It is an arithmetic number, because the mean of its divisors is an integer number (14499468746).

Almost surely, 2^255202127516 is an apocalyptic number.

It is an amenable number.

255202127516 is an abundant number, since it is smaller than the sum of its proper divisors (266778747340).

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

255202127516 is a wasteful number, since it uses less digits than its factorization.

255202127516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6171090 (or 6171081 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 38.

The spelling of 255202127516 in words is "two hundred fifty-five billion, two hundred two million, one hundred twenty-seven thousand, five hundred sixteen".