5021696690658 has 48 divisors (see below), whose sum is σ = 11003934871800. Its totient is φ = 1654889322240.

The previous prime is 5021696690657. The next prime is 5021696690671. The reversal of 5021696690658 is 8560966961205.

5021696690658 is a `hidden beast` number, since 502 + 1 + 6 + 9 + 6 + 69 + 0 + 65 + 8 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 4648909513689 + 372787176969 = 2156133^2 + 610563^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5021696690595 and 5021696690604.

It is not an unprimeable number, because it can be changed into a prime (5021696690651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13252348 + ... + 13626008.

Almost surely, 2^{5021696690658} is an apocalyptic number.

5021696690658 is an abundant number, since it is smaller than the sum of its proper divisors (5982238181142).

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

5021696690658 is a wasteful number, since it uses less digits than its factorization.

5021696690658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382147 (or 382144 counting only the distinct ones).

The product of its (nonzero) digits is 41990400, while the sum is 63.

The spelling of 5021696690658 in words is "five trillion, twenty-one billion, six hundred ninety-six million, six hundred ninety thousand, six hundred fifty-eight".