190457447304 has 32 divisors (see below), whose sum is σ = 476159433120. Its totient is φ = 63483707136.

The previous prime is 190457447303. The next prime is 190457447347. The reversal of 190457447304 is 403744754091.

It is not an unprimeable number, because it can be changed into a prime (190457447303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 717552 + ... + 946464.

It is an arithmetic number, because the mean of its divisors is an integer number (14879982285).

Almost surely, 2^190457447304 is an apocalyptic number.

It is an amenable number.

190457447304 is an abundant number, since it is smaller than the sum of its proper divisors (285701985816).

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

190457447304 is a wasteful number, since it uses less digits than its factorization.

190457447304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263589 (or 263585 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 48.

The spelling of 190457447304 in words is "one hundred ninety billion, four hundred fifty-seven million, four hundred forty-seven thousand, three hundred four".