620256413216 has 48 divisors (see below), whose sum is σ = 1339116323328. Its totient is φ = 280458604800.

The previous prime is 620256413213. The next prime is 620256413219. The reversal of 620256413216 is 612314652026.

It is an interprime number because it is at equal distance from previous prime (620256413213) and next prime (620256413219).

It is a self number, because there is not a number n which added to its sum of digits gives 620256413216.

It is not an unprimeable number, because it can be changed into a prime (620256413213) 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, 4545575 + ... + 4680038.

It is an arithmetic number, because the mean of its divisors is an integer number (27898256736).

Almost surely, 2^620256413216 is an apocalyptic number.

It is an amenable number.

620256413216 is an abundant number, since it is smaller than the sum of its proper divisors (718859910112).

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

620256413216 is a wasteful number, since it uses less digits than its factorization.

620256413216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9225825 (or 9225817 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 620256413216 in words is "six hundred twenty billion, two hundred fifty-six million, four hundred thirteen thousand, two hundred sixteen".