13256472302072 has 32 divisors (see below), whose sum is σ = 24893157492000. Its totient is φ = 6618304412544.

The previous prime is 13256472302033. The next prime is 13256472302159. The reversal of 13256472302072 is 27020327465231.

It is a super-2 number, since 2×13256472302072² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13828418 + ... + 14755950.

It is an arithmetic number, because the mean of its divisors is an integer number (777911171625).

Almost surely, 2^{13256472302072} is an apocalyptic number.

It is an amenable number.

13256472302072 is a deficient number, since it is larger than the sum of its proper divisors (11636685189928).

13256472302072 is a wasteful number, since it uses less digits than its factorization.

13256472302072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930215 (or 930211 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 44.

The spelling of 13256472302072 in words is "thirteen trillion, two hundred fifty-six billion, four hundred seventy-two million, three hundred two thousand, seventy-two".