70621999504 has 45 divisors (see below), whose sum is σ = 159186508491. Its totient is φ = 30263382240.

The previous prime is 70621999477. The next prime is 70621999571. The reversal of 70621999504 is 40599912607.

The square root of 70621999504 is 265748.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 7436199 + ... + 7445689.

Almost surely, 2^70621999504 is an apocalyptic number.

70621999504 is the 265748-th square number.

It is an amenable number.

70621999504 is an abundant number, since it is smaller than the sum of its proper divisors (88564508987).

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

70621999504 is an frugal number, since it uses more digits than its factorization.

70621999504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19004 (or 9500 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 52.

The spelling of 70621999504 in words is "seventy billion, six hundred twenty-one million, nine hundred ninety-nine thousand, five hundred four".