13234305637456 has 20 divisors (see below), whose sum is σ = 26125268441652. Its totient is φ = 6492300878336.

The previous prime is 13234305637451. The next prime is 13234305637477. The reversal of 13234305637456 is 65473650343231.

It can be written as a sum of positive squares in 2 ways, for example, as 3347582529600 + 9886723107856 = 1829640^2 + 3144316^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13234305637451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7803245401 + ... + 7803247096.

Almost surely, 2^{13234305637456} is an apocalyptic number.

13234305637456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13234305637456 is a deficient number, since it is larger than the sum of its proper divisors (12890962804196).

13234305637456 is a wasteful number, since it uses less digits than its factorization.

13234305637456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15606492558 (or 15606492552 counting only the distinct ones).

The product of its (nonzero) digits is 16329600, while the sum is 52.

The spelling of 13234305637456 in words is "thirteen trillion, two hundred thirty-four billion, three hundred five million, six hundred thirty-seven thousand, four hundred fifty-six".