421597469376 has 56 divisors (see below), whose sum is σ = 1239418491440. Its totient is φ = 140532489216.

The previous prime is 421597469339. The next prime is 421597469393. The reversal of 421597469376 is 673964795124.

421597469376 is a `hidden beast` number, since 4 + 2 + 1 + 597 + 4 + 6 + 9 + 37 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121988281 + ... + 121991736.

Almost surely, 2^421597469376 is an apocalyptic number.

It is an amenable number.

421597469376 is an abundant number, since it is smaller than the sum of its proper divisors (817821022064).

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

421597469376 is a wasteful number, since it uses less digits than its factorization.

421597469376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243980038 (or 243980022 counting only the distinct ones).

The product of its digits is 68584320, while the sum is 63.

The spelling of 421597469376 in words is "four hundred twenty-one billion, five hundred ninety-seven million, four hundred sixty-nine thousand, three hundred seventy-six".