13077251064 has 112 divisors (see below), whose sum is σ = 37045748520. Its totient is φ = 4325555520.

The previous prime is 13077251051. The next prime is 13077251081. The reversal of 13077251064 is 46015277031.

It is a happy number.

13077251064 is a `hidden beast` number, since 13 + 0 + 7 + 72 + 510 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 755434 + ... + 772550.

Almost surely, 2^13077251064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13077251064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18522874260).

13077251064 is an abundant number, since it is smaller than the sum of its proper divisors (23968497456).

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

13077251064 is a wasteful number, since it uses less digits than its factorization.

13077251064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17272 (or 17253 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The spelling of 13077251064 in words is "thirteen billion, seventy-seven million, two hundred fifty-one thousand, sixty-four".