620246611013 has 4 divisors (see below), whose sum is σ = 634670950848. Its totient is φ = 605822271180.

The previous prime is 620246611009. The next prime is 620246611027. The reversal of 620246611013 is 310116642026.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 620246611013 - 2² = 620246611009 is a prime.

It is a super-2 number, since 2×620246611013² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620246611093) 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, 7212169853 + ... + 7212169938.

It is an arithmetic number, because the mean of its divisors is an integer number (158667737712).

Almost surely, 2^620246611013 is an apocalyptic number.

It is an amenable number.

620246611013 is a deficient number, since it is larger than the sum of its proper divisors (14424339835).

620246611013 is a wasteful number, since it uses less digits than its factorization.

620246611013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14424339834.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 620246611013 in words is "six hundred twenty billion, two hundred forty-six million, six hundred eleven thousand, thirteen".