3116500645 has 8 divisors (see below), whose sum is σ = 3795619104. Its totient is φ = 2455988304.

The previous prime is 3116500643. The next prime is 3116500657. The reversal of 3116500645 is 5460056113.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3116500645 - 2¹ = 3116500643 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 (3116500643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4651159 + ... + 4651828.

It is an arithmetic number, because the mean of its divisors is an integer number (474452388).

Almost surely, 2^3116500645 is an apocalyptic number.

It is an amenable number.

3116500645 is a deficient number, since it is larger than the sum of its proper divisors (679118459).

3116500645 is an equidigital number, since it uses as much as digits as its factorization.

3116500645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9303059.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 3116500645 is about 55825.6271348563. The cubic root of 3116500645 is about 1460.6822115118.

Adding to 3116500645 its reverse (5460056113), we get a palindrome (8576556758).

The spelling of 3116500645 in words is "three billion, one hundred sixteen million, five hundred thousand, six hundred forty-five".