620733336832 has 72 divisors (see below), whose sum is σ = 1499344934976. Its totient is φ = 250379821056.

The previous prime is 620733336779. The next prime is 620733336907. The reversal of 620733336832 is 238633337026.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10157518 + ... + 10218445.

It is an arithmetic number, because the mean of its divisors is an integer number (20824235208).

Almost surely, 2^620733336832 is an apocalyptic number.

It is an amenable number.

620733336832 is an abundant number, since it is smaller than the sum of its proper divisors (878611598144).

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

620733336832 is a wasteful number, since it uses less digits than its factorization.

620733336832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20376003 (or 20375989 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 46.

The spelling of 620733336832 in words is "six hundred twenty billion, seven hundred thirty-three million, three hundred thirty-six thousand, eight hundred thirty-two".