616742334513 has 24 divisors (see below), whose sum is σ = 923042615040. Its totient is φ = 396566420640.

The previous prime is 616742334451. The next prime is 616742334521. The reversal of 616742334513 is 315433247616.

616742334513 is a `hidden beast` number, since 6 + 1 + 67 + 42 + 3 + 34 + 513 = 666.

It is not a de Polignac number, because 616742334513 - 2²⁴ = 616725557297 is a prime.

It is a super-2 number, since 2×616742334513² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (616742334413) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10929153 + ... + 10985438.

It is an arithmetic number, because the mean of its divisors is an integer number (38460108960).

Almost surely, 2^616742334513 is an apocalyptic number.

It is an amenable number.

616742334513 is a deficient number, since it is larger than the sum of its proper divisors (306300280527).

616742334513 is a wasteful number, since it uses less digits than its factorization.

616742334513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21914709 (or 21914706 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 45.

The spelling of 616742334513 in words is "six hundred sixteen billion, seven hundred forty-two million, three hundred thirty-four thousand, five hundred thirteen".