13077057252 has 24 divisors (see below), whose sum is σ = 34872152896. Its totient is φ = 3736302048.

The previous prime is 13077057251. The next prime is 13077057277. The reversal of 13077057252 is 25275077031.

It is a super-3 number, since 3×13077057252³ (a number of 31 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13077057252.

It is not an unprimeable number, because it can be changed into a prime (13077057251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77839543 + ... + 77839710.

Almost surely, 2^13077057252 is an apocalyptic number.

13077057252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13077057252 is an abundant number, since it is smaller than the sum of its proper divisors (21795095644).

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

13077057252 is a wasteful number, since it uses less digits than its factorization.

13077057252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155679267 (or 155679265 counting only the distinct ones).

The product of its (nonzero) digits is 102900, while the sum is 39.

The spelling of 13077057252 in words is "thirteen billion, seventy-seven million, fifty-seven thousand, two hundred fifty-two".