13250504136 has 64 divisors (see below), whose sum is σ = 33776377920. Its totient is φ = 4330277120.

The previous prime is 13250504101. The next prime is 13250504147. The reversal of 13250504136 is 63140505231.

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, 2201371 + ... + 2207381.

It is an arithmetic number, because the mean of its divisors is an integer number (527755905).

Almost surely, 2^13250504136 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 13250504136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16888188960).

13250504136 is an abundant number, since it is smaller than the sum of its proper divisors (20525873784).

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

13250504136 is a wasteful number, since it uses less digits than its factorization.

13250504136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7806 (or 7802 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The spelling of 13250504136 in words is "thirteen billion, two hundred fifty million, five hundred four thousand, one hundred thirty-six".