475616716613 has 4 divisors (see below), whose sum is σ = 476078033568. Its totient is φ = 475155399660.

The previous prime is 475616716609. The next prime is 475616716639. The reversal of 475616716613 is 316617616574.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 475616716613 - 2² = 475616716609 is a prime.

It is a super-2 number, since 2×475616716613² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475616716213) 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, 230656931 + ... + 230658992.

It is an arithmetic number, because the mean of its divisors is an integer number (119019508392).

Almost surely, 2^475616716613 is an apocalyptic number.

It is an amenable number.

475616716613 is a deficient number, since it is larger than the sum of its proper divisors (461316955).

475616716613 is a wasteful number, since it uses less digits than its factorization.

475616716613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461316954.

The product of its digits is 3810240, while the sum is 53.

The spelling of 475616716613 in words is "four hundred seventy-five billion, six hundred sixteen million, seven hundred sixteen thousand, six hundred thirteen".