420124652522256 has 40 divisors (see below), whose sum is σ = 1183987657109664. Its totient is φ = 127310500764160.

The previous prime is 420124652522251. The next prime is 420124652522357. The reversal of 420124652522256 is 652225256421024.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (420124652522251) 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, 397845314361 + ... + 397845315416.

Almost surely, 2^{420124652522256} is an apocalyptic number.

It is an amenable number.

420124652522256 is an abundant number, since it is smaller than the sum of its proper divisors (763863004587408).

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

420124652522256 is a wasteful number, since it uses less digits than its factorization.

420124652522256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 795690629799 (or 795690629793 counting only the distinct ones).

The product of its (nonzero) digits is 4608000, while the sum is 48.

The spelling of 420124652522256 in words is "four hundred twenty trillion, one hundred twenty-four billion, six hundred fifty-two million, five hundred twenty-two thousand, two hundred fifty-six".