506713506701646 has 16 divisors (see below), whose sum is σ = 1013427704845008. Its totient is φ = 168904386993600.

The previous prime is 506713506701629. The next prime is 506713506701671. The reversal of 506713506701646 is 646107605317605.

It is a happy number.

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, 19027695 + ... + 37087466.

It is an arithmetic number, because the mean of its divisors is an integer number (63339231552813).

Almost surely, 2^{506713506701646} is an apocalyptic number.

506713506701646 is an abundant number, since it is smaller than the sum of its proper divisors (506714198143362).

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

506713506701646 is a wasteful number, since it uses less digits than its factorization.

506713506701646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57620147.

The product of its (nonzero) digits is 19051200, while the sum is 57.

The spelling of 506713506701646 in words is "five hundred six trillion, seven hundred thirteen billion, five hundred six million, seven hundred one thousand, six hundred forty-six".