620601335768 has 64 divisors (see below), whose sum is σ = 1220726860800. Its totient is φ = 295412261760.

The previous prime is 620601335749. The next prime is 620601335777. The reversal of 620601335768 is 867533106026.

It is a super-2 number, since 2×620601335768² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12553643 + ... + 12602981.

It is an arithmetic number, because the mean of its divisors is an integer number (19073857200).

Almost surely, 2^620601335768 is an apocalyptic number.

It is an amenable number.

620601335768 is a deficient number, since it is larger than the sum of its proper divisors (600125525032).

620601335768 is a wasteful number, since it uses less digits than its factorization.

620601335768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50200 (or 50196 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 47.

The spelling of 620601335768 in words is "six hundred twenty billion, six hundred one million, three hundred thirty-five thousand, seven hundred sixty-eight".