204161263004 has 6 divisors (see below), whose sum is σ = 357282210264. Its totient is φ = 102080631500.

The previous prime is 204161262997. The next prime is 204161263043. The reversal of 204161263004 is 400362161402.

It is a super-2 number, since 2×204161263004² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25520157872 + ... + 25520157879.

It is an arithmetic number, because the mean of its divisors is an integer number (59547035044).

Almost surely, 2^204161263004 is an apocalyptic number.

It is an amenable number.

204161263004 is a deficient number, since it is larger than the sum of its proper divisors (153120947260).

204161263004 is a wasteful number, since it uses less digits than its factorization.

204161263004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51040315755 (or 51040315753 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The spelling of 204161263004 in words is "two hundred four billion, one hundred sixty-one million, two hundred sixty-three thousand, four".