252213055535402 has 32 divisors (see below), whose sum is σ = 409758375559680. Its totient is φ = 115738423934400.

The previous prime is 252213055535393. The next prime is 252213055535431. The reversal of 252213055535402 is 204535550312252.

It is a happy number.

It is a super-2 number, since 2×252213055535402² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27142823 + ... + 35230085.

It is an arithmetic number, because the mean of its divisors is an integer number (12804949236240).

Almost surely, 2^{252213055535402} is an apocalyptic number.

252213055535402 is a deficient number, since it is larger than the sum of its proper divisors (157545320024278).

252213055535402 is a wasteful number, since it uses less digits than its factorization.

252213055535402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8094158.

The product of its (nonzero) digits is 1800000, while the sum is 44.

The spelling of 252213055535402 in words is "two hundred fifty-two trillion, two hundred thirteen billion, fifty-five million, five hundred thirty-five thousand, four hundred two".