13642213012626 has 32 divisors (see below), whose sum is σ = 29765063374848. Its totient is φ = 4133971306640.

The previous prime is 13642213012619. The next prime is 13642213012697. The reversal of 13642213012626 is 62621031224631.

It is a super-2 number, since 2×13642213012626² (a number of 27 digits) contains 22 as substring.

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, 8388151 + ... + 9881573.

It is an arithmetic number, because the mean of its divisors is an integer number (930158230464).

Almost surely, 2^{13642213012626} is an apocalyptic number.

13642213012626 is an abundant number, since it is smaller than the sum of its proper divisors (16122850362222).

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

13642213012626 is a wasteful number, since it uses less digits than its factorization.

13642213012626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1631846.

The product of its (nonzero) digits is 124416, while the sum is 39.

The spelling of 13642213012626 in words is "thirteen trillion, six hundred forty-two billion, two hundred thirteen million, twelve thousand, six hundred twenty-six".