3156051431868 has 48 divisors (see below), whose sum is σ = 7409907467424. Its totient is φ = 1045488209920.

The previous prime is 3156051431867. The next prime is 3156051431887. The reversal of 3156051431868 is 8681341506513.

It is a self number, because there is not a number n which added to its sum of digits gives 3156051431868.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3156051431867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1324996 + ... + 2840372.

It is an arithmetic number, because the mean of its divisors is an integer number (154373072238).

Almost surely, 2^{3156051431868} is an apocalyptic number.

It is an amenable number.

3156051431868 is an abundant number, since it is smaller than the sum of its proper divisors (4253856035556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3156051431868 is a wasteful number, since it uses less digits than its factorization.

3156051431868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1516462 (or 1516460 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 51.

The spelling of 3156051431868 in words is "three trillion, one hundred fifty-six billion, fifty-one million, four hundred thirty-one thousand, eight hundred sixty-eight".