7813045304 has 16 divisors (see below), whose sum is σ = 14990145720. Its totient is φ = 3815673120.

The previous prime is 7813045267. The next prime is 7813045307. The reversal of 7813045304 is 4035403187.

It is a super-2 number, since 2×7813045304² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7813045307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11355827 + ... + 11356514.

Almost surely, 2^7813045304 is an apocalyptic number.

It is an amenable number.

7813045304 is a deficient number, since it is larger than the sum of its proper divisors (7177100416).

7813045304 is a wasteful number, since it uses less digits than its factorization.

7813045304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22712390 (or 22712386 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 7813045304 is about 88391.4322997427. The cubic root of 7813045304 is about 1984.2974800805.

The spelling of 7813045304 in words is "seven billion, eight hundred thirteen million, forty-five thousand, three hundred four".