421322400192 has 56 divisors (see below), whose sum is σ = 1173419852800. Its totient is φ = 133049177856.

The previous prime is 421322400119. The next prime is 421322400193. The reversal of 421322400192 is 291004223124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421322400193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57743392 + ... + 57750687.

Almost surely, 2^421322400192 is an apocalyptic number.

It is an amenable number.

421322400192 is an abundant number, since it is smaller than the sum of its proper divisors (752097452608).

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

421322400192 is a wasteful number, since it uses less digits than its factorization.

421322400192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115494113 (or 115494103 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The spelling of 421322400192 in words is "four hundred twenty-one billion, three hundred twenty-two million, four hundred thousand, one hundred ninety-two".