421524620632 has 16 divisors (see below), whose sum is σ = 791319014640. Its totient is φ = 210506216736.

The previous prime is 421524620609. The next prime is 421524620633. The reversal of 421524620632 is 236026425124.

It is a junction number, because it is equal to n+sod(n) for n = 421524620591 and 421524620600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421524620633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32004703 + ... + 32017870.

It is an arithmetic number, because the mean of its divisors is an integer number (49457438415).

Almost surely, 2^421524620632 is an apocalyptic number.

It is an amenable number.

421524620632 is a deficient number, since it is larger than the sum of its proper divisors (369794394008).

421524620632 is a wasteful number, since it uses less digits than its factorization.

421524620632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64023402 (or 64023398 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

The spelling of 421524620632 in words is "four hundred twenty-one billion, five hundred twenty-four million, six hundred twenty thousand, six hundred thirty-two".