616706167251 has 16 divisors (see below), whose sum is σ = 873955946240. Its totient is φ = 385717088160.

The previous prime is 616706167241. The next prime is 616706167279. The reversal of 616706167251 is 152761607616.

It is not a de Polignac number, because 616706167251 - 2⁵ = 616706167219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 616706167251.

It is not an unprimeable number, because it can be changed into a prime (616706167241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52515520 + ... + 52527261.

It is an arithmetic number, because the mean of its divisors is an integer number (54622246640).

Almost surely, 2^616706167251 is an apocalyptic number.

616706167251 is a deficient number, since it is larger than the sum of its proper divisors (257249778989).

616706167251 is a wasteful number, since it uses less digits than its factorization.

616706167251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105042906.

The product of its (nonzero) digits is 635040, while the sum is 48.

The spelling of 616706167251 in words is "six hundred sixteen billion, seven hundred six million, one hundred sixty-seven thousand, two hundred fifty-one".