3156155444 has 36 divisors (see below), whose sum is σ = 5993727264. Its totient is φ = 1453544352.

The previous prime is 3156155437. The next prime is 3156155449. The reversal of 3156155444 is 4445516513.

3156155444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3156155444² = 19922634373381674272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3156155398 and 3156155407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3156155449) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 324419 + ... + 334005.

It is an arithmetic number, because the mean of its divisors is an integer number (166492424).

Almost surely, 2^3156155444 is an apocalyptic number.

It is an amenable number.

3156155444 is a deficient number, since it is larger than the sum of its proper divisors (2837571820).

3156155444 is a wasteful number, since it uses less digits than its factorization.

3156155444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10104 (or 10089 counting only the distinct ones).

The product of its digits is 144000, while the sum is 38.

The square root of 3156155444 is about 56179.6710919528. The cubic root of 3156155444 is about 1466.8514286751.

The spelling of 3156155444 in words is "three billion, one hundred fifty-six million, one hundred fifty-five thousand, four hundred forty-four".