252555587570 has 64 divisors (see below), whose sum is σ = 534470420736. Its totient is φ = 84711233280.

The previous prime is 252555587569. The next prime is 252555587597. The reversal of 252555587570 is 75785555252.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1890212 + ... + 2019408.

It is an arithmetic number, because the mean of its divisors is an integer number (8351100324).

Almost surely, 2^252555587570 is an apocalyptic number.

252555587570 is an abundant number, since it is smaller than the sum of its proper divisors (281914833166).

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

252555587570 is a wasteful number, since it uses less digits than its factorization.

252555587570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130595.

The product of its (nonzero) digits is 24500000, while the sum is 56.

The spelling of 252555587570 in words is "two hundred fifty-two billion, five hundred fifty-five million, five hundred eighty-seven thousand, five hundred seventy".