620444744202012 has 48 divisors (see below), whose sum is σ = 1525579525895040. Its totient is φ = 195713899399872.

The previous prime is 620444744202011. The next prime is 620444744202037. The reversal of 620444744202012 is 210202447444026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620444744202011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1499930403 + ... + 1500343994.

It is an arithmetic number, because the mean of its divisors is an integer number (31782906789480).

Almost surely, 2^{620444744202012} is an apocalyptic number.

It is an amenable number.

620444744202012 is an abundant number, since it is smaller than the sum of its proper divisors (905134781693028).

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

620444744202012 is a wasteful number, since it uses less digits than its factorization.

620444744202012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3000275330 (or 3000275328 counting only the distinct ones).

The product of its (nonzero) digits is 688128, while the sum is 42.

The spelling of 620444744202012 in words is "six hundred twenty trillion, four hundred forty-four billion, seven hundred forty-four million, two hundred two thousand, twelve".