620412134139 has 12 divisors (see below), whose sum is σ = 1024172412016. Its totient is φ = 354521219472.

The previous prime is 620412134137. The next prime is 620412134171. The reversal of 620412134139 is 931431214026.

620412134139 is a `hidden beast` number, since 6 + 20 + 4 + 1 + 213 + 413 + 9 = 666.

It is not a de Polignac number, because 620412134139 - 2¹ = 620412134137 is a prime.

It is a super-2 number, since 2×620412134139² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (620412134137) 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, 4923905764 + ... + 4923905889.

Almost surely, 2^620412134139 is an apocalyptic number.

620412134139 is a deficient number, since it is larger than the sum of its proper divisors (403760277877).

620412134139 is a wasteful number, since it uses less digits than its factorization.

620412134139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9847811666 (or 9847811663 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The spelling of 620412134139 in words is "six hundred twenty billion, four hundred twelve million, one hundred thirty-four thousand, one hundred thirty-nine".