420338718552 has 32 divisors (see below), whose sum is σ = 1052618917680. Its totient is φ = 139876623360.

The previous prime is 420338718517. The next prime is 420338718581. The reversal of 420338718552 is 255817833024.

It is a congruent number.

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, 14753149 + ... + 14781612.

Almost surely, 2^420338718552 is an apocalyptic number.

It is an amenable number.

420338718552 is an abundant number, since it is smaller than the sum of its proper divisors (632280199128).

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

420338718552 is a wasteful number, since it uses less digits than its factorization.

420338718552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29535363 (or 29535359 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 420338718552 in words is "four hundred twenty billion, three hundred thirty-eight million, seven hundred eighteen thousand, five hundred fifty-two".