13256210215134 has 24 divisors (see below), whose sum is σ = 28721981372760. Its totient is φ = 4418707111728.

The previous prime is 13256210215123. The next prime is 13256210215141. The reversal of 13256210215134 is 43151201265231.

13256210215134 is a `hidden beast` number, since 1 + 3 + 2 + 5 + 621 + 0 + 2 + 15 + 13 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 379132 + ... + 5162960.

It is an arithmetic number, because the mean of its divisors is an integer number (1196749223865).

Almost surely, 2^{13256210215134} is an apocalyptic number.

13256210215134 is an abundant number, since it is smaller than the sum of its proper divisors (15465771157626).

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

13256210215134 is a wasteful number, since it uses less digits than its factorization.

13256210215134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4937784 (or 4937781 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 13256210215134 in words is "thirteen trillion, two hundred fifty-six billion, two hundred ten million, two hundred fifteen thousand, one hundred thirty-four".