5161205504 has 72 divisors (see below), whose sum is σ = 12679749600. Its totient is φ = 2041786368.

The previous prime is 5161205479. The next prime is 5161205563. The reversal of 5161205504 is 4055021615.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87479 + ... + 134070.

Almost surely, 2^5161205504 is an apocalyptic number.

It is an amenable number.

5161205504 is an abundant number, since it is smaller than the sum of its proper divisors (7518544096).

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

5161205504 is a wasteful number, since it uses less digits than its factorization.

5161205504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221585 (or 221571 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 5161205504 is about 71841.5304959464. The cubic root of 5161205504 is about 1728.1590788619.

The spelling of 5161205504 in words is "five billion, one hundred sixty-one million, two hundred five thousand, five hundred four".