252399576678 has 16 divisors (see below), whose sum is σ = 504819910656. Its totient is φ = 84129732680.

The previous prime is 252399576659. The next prime is 252399576683. The reversal of 252399576678 is 876675993252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 704526 + ... + 1000577.

It is an arithmetic number, because the mean of its divisors is an integer number (31551244416).

Almost surely, 2^252399576678 is an apocalyptic number.

252399576678 is an abundant number, since it is smaller than the sum of its proper divisors (252420333978).

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

252399576678 is a wasteful number, since it uses less digits than its factorization.

252399576678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1729779.

The product of its digits is 342921600, while the sum is 69.

The spelling of 252399576678 in words is "two hundred fifty-two billion, three hundred ninety-nine million, five hundred seventy-six thousand, six hundred seventy-eight".