3151864641 has 8 divisors (see below), whose sum is σ = 4212238464. Its totient is φ = 2096366960.

The previous prime is 3151864637. The next prime is 3151864669. The reversal of 3151864641 is 1464681513.

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 3151864641 - 2² = 3151864637 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3151864641.

It is not an unprimeable number, because it can be changed into a prime (3151864621) 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, 1217526 + ... + 1220111.

It is an arithmetic number, because the mean of its divisors is an integer number (526529808).

Almost surely, 2^3151864641 is an apocalyptic number.

It is an amenable number.

3151864641 is a deficient number, since it is larger than the sum of its proper divisors (1060373823).

3151864641 is a wasteful number, since it uses less digits than its factorization.

3151864641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2438071.

The product of its digits is 69120, while the sum is 39.

The square root of 3151864641 is about 56141.4698863505. The cubic root of 3151864641 is about 1466.1863975423.

The spelling of 3151864641 in words is "three billion, one hundred fifty-one million, eight hundred sixty-four thousand, six hundred forty-one".