20357046004 has 12 divisors (see below), whose sum is σ = 35626872484. Its totient is φ = 10177939584.

The previous prime is 20357045999. The next prime is 20357046013. The reversal of 20357046004 is 40064075302.

It can be written as a sum of positive squares in 2 ways, for example, as 21715600 + 20335330404 = 4660^2 + 142602^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61989 + ... + 211084.

Almost surely, 2^20357046004 is an apocalyptic number.

It is an amenable number.

20357046004 is a deficient number, since it is larger than the sum of its proper divisors (15269826480).

20357046004 is a wasteful number, since it uses less digits than its factorization.

20357046004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291714 (or 291712 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 31.

The spelling of 20357046004 in words is "twenty billion, three hundred fifty-seven million, forty-six thousand, four".