620501342256 has 30 divisors (see below), whose sum is σ = 1736541951300. Its totient is φ = 206833780704.

The previous prime is 620501342249. The next prime is 620501342291. The reversal of 620501342256 is 652243105026.

620501342256 is a `hidden beast` number, since 62 + 0 + 5 + 0 + 1 + 342 + 256 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 620501342256.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2154518406 + ... + 2154518693.

It is an arithmetic number, because the mean of its divisors is an integer number (57884731710).

Almost surely, 2^620501342256 is an apocalyptic number.

It is an amenable number.

620501342256 is an abundant number, since it is smaller than the sum of its proper divisors (1116040609044).

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

620501342256 is a wasteful number, since it uses less digits than its factorization.

620501342256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4309037113 (or 4309037104 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 620501342256 in words is "six hundred twenty billion, five hundred one million, three hundred forty-two thousand, two hundred fifty-six".