252524405012 has 24 divisors (see below), whose sum is σ = 482654652480. Its totient is φ = 114649866560.

The previous prime is 252524405009. The next prime is 252524405027. The reversal of 252524405012 is 210504425252.

It is a super-2 number, since 2×252524405012² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 252524405012.

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, 3310712 + ... + 3386127.

It is an arithmetic number, because the mean of its divisors is an integer number (20110610520).

Almost surely, 2^252524405012 is an apocalyptic number.

252524405012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

252524405012 is a deficient number, since it is larger than the sum of its proper divisors (230130247468).

252524405012 is a wasteful number, since it uses less digits than its factorization.

252524405012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6697711 (or 6697709 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 32.

The spelling of 252524405012 in words is "two hundred fifty-two billion, five hundred twenty-four million, four hundred five thousand, twelve".