616164607 has 4 divisors (see below), whose sum is σ = 616643176. Its totient is φ = 615686040.

The previous prime is 616164581. The next prime is 616164611. The reversal of 616164607 is 706461616.

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 616164607 - 2²³ = 607775999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616162607) 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, 237348 + ... + 239929.

It is an arithmetic number, because the mean of its divisors is an integer number (154160794).

Almost surely, 2^616164607 is an apocalyptic number.

616164607 is a deficient number, since it is larger than the sum of its proper divisors (478569).

616164607 is a wasteful number, since it uses less digits than its factorization.

616164607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478568.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 616164607 is about 24822.6631729958. The cubic root of 616164607 is about 850.9399553419.

The spelling of 616164607 in words is "six hundred sixteen million, one hundred sixty-four thousand, six hundred seven".