421183965480 has 64 divisors (see below), whose sum is σ = 1263594807360. Its totient is φ = 112311909888.

The previous prime is 421183965421. The next prime is 421183965497. The reversal of 421183965480 is 84569381124.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6340519 + ... + 6406601.

It is an arithmetic number, because the mean of its divisors is an integer number (19743668865).

Almost surely, 2^421183965480 is an apocalyptic number.

421183965480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

421183965480 is an abundant number, since it is smaller than the sum of its proper divisors (842410841880).

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

421183965480 is a wasteful number, since it uses less digits than its factorization.

421183965480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119210 (or 119206 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 51.

The spelling of 421183965480 in words is "four hundred twenty-one billion, one hundred eighty-three million, nine hundred sixty-five thousand, four hundred eighty".