13406666642524 has 24 divisors (see below), whose sum is σ = 23483579944608. Its totient is φ = 6697075303680.

The previous prime is 13406666642513. The next prime is 13406666642533. The reversal of 13406666642524 is 42524666660431.

13406666642524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18039609 + ... + 18768079.

It is an arithmetic number, because the mean of its divisors is an integer number (978482497692).

Almost surely, 2^{13406666642524} is an apocalyptic number.

It is an amenable number.

13406666642524 is a deficient number, since it is larger than the sum of its proper divisors (10076913302084).

13406666642524 is a wasteful number, since it uses less digits than its factorization.

13406666642524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732765 (or 732763 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 55.

The spelling of 13406666642524 in words is "thirteen trillion, four hundred six billion, six hundred sixty-six million, six hundred forty-two thousand, five hundred twenty-four".