20004373692747 has 64 divisors (see below), whose sum is σ = 30566517196800. Its totient is φ = 12924166429440.

The previous prime is 20004373692701. The next prime is 20004373692767. The reversal of 20004373692747 is 74729637340002.

20004373692747 is a `hidden beast` number, since 2 + 0 + 0 + 0 + 4 + 3 + 7 + 369 + 274 + 7 = 666.

It is not a de Polignac number, because 20004373692747 - 2²⁰ = 20004372644171 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20004373692693 and 20004373692702.

It is not an unprimeable number, because it can be changed into a prime (20004373692767) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 238699422 + ... + 238783212.

It is an arithmetic number, because the mean of its divisors is an integer number (477601831200).

Almost surely, 2^{20004373692747} is an apocalyptic number.

20004373692747 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

20004373692747 is a deficient number, since it is larger than the sum of its proper divisors (10562143504053).

20004373692747 is a wasteful number, since it uses less digits than its factorization.

20004373692747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85985 (or 85979 counting only the distinct ones).

The product of its (nonzero) digits is 10668672, while the sum is 54.

The spelling of 20004373692747 in words is "twenty trillion, four billion, three hundred seventy-three million, six hundred ninety-two thousand, seven hundred forty-seven".