407216634813 has 12 divisors (see below), whose sum is σ = 595647399360. Its totient is φ = 268041328776.

The previous prime is 407216634733. The next prime is 407216634829. The reversal of 407216634813 is 318436612704.

407216634813 is a `hidden beast` number, since 4 + 0 + 7 + 2 + 1 + 6 + 634 + 8 + 1 + 3 = 666.

It is not a de Polignac number, because 407216634813 - 2⁹ = 407216634301 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (407216634833) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 286368231 + ... + 286369652.

It is an arithmetic number, because the mean of its divisors is an integer number (49637283280).

Almost surely, 2^407216634813 is an apocalyptic number.

It is an amenable number.

407216634813 is a deficient number, since it is larger than the sum of its proper divisors (188430764547).

407216634813 is a wasteful number, since it uses less digits than its factorization.

407216634813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572737968 (or 572737965 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 407216634813 in words is "four hundred seven billion, two hundred sixteen million, six hundred thirty-four thousand, eight hundred thirteen".