620683493407684 has 12 divisors (see below), whose sum is σ = 1241366986815424. Its totient is φ = 266007211460424.

The previous prime is 620683493407633. The next prime is 620683493407717. The reversal of 620683493407684 is 486704394386026.

620683493407684 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11083633810824 + ... + 11083633810879.

Almost surely, 2^{620683493407684} is an apocalyptic number.

It is an amenable number.

620683493407684 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

620683493407684 is a wasteful number, since it uses less digits than its factorization.

620683493407684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22167267621714 (or 22167267621712 counting only the distinct ones).

The product of its (nonzero) digits is 1003290624, while the sum is 70.

The spelling of 620683493407684 in words is "six hundred twenty trillion, six hundred eighty-three billion, four hundred ninety-three million, four hundred seven thousand, six hundred eighty-four".