620604413616331 has 4 divisors (see below), whose sum is σ = 620610420402000. Its totient is φ = 620598406830664.

The previous prime is 620604413616287. The next prime is 620604413616359. The reversal of 620604413616331 is 133616314406026.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 620604413616331 - 2³³ = 620595823681739 is a prime.

It is a super-2 number, since 2×620604413616331² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (620604413616731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3003237856 + ... + 3003444493.

It is an arithmetic number, because the mean of its divisors is an integer number (155152605100500).

Almost surely, 2^{620604413616331} is an apocalyptic number.

620604413616331 is a deficient number, since it is larger than the sum of its proper divisors (6006785669).

620604413616331 is a wasteful number, since it uses less digits than its factorization.

620604413616331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6006785668.

The product of its (nonzero) digits is 1119744, while the sum is 46.

The spelling of 620604413616331 in words is "six hundred twenty trillion, six hundred four billion, four hundred thirteen million, six hundred sixteen thousand, three hundred thirty-one".