730400473816 has 32 divisors (see below), whose sum is σ = 1486105513200. Its totient is φ = 334534561920.

The previous prime is 730400473787. The next prime is 730400473877. The reversal of 730400473816 is 618374004037.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26792031 + ... + 26819278.

Almost surely, 2^730400473816 is an apocalyptic number.

It is an amenable number.

730400473816 is an abundant number, since it is smaller than the sum of its proper divisors (755705039384).

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

730400473816 is a wasteful number, since it uses less digits than its factorization.

730400473816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53611459 (or 53611455 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 43.

The spelling of 730400473816 in words is "seven hundred thirty billion, four hundred million, four hundred seventy-three thousand, eight hundred sixteen".