3156612544541 has 4 divisors (see below), whose sum is σ = 3156622819584. Its totient is φ = 3156602269500.

The previous prime is 3156612544513. The next prime is 3156612544577. The reversal of 3156612544541 is 1454452166513.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3156612544541 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 (3156612544511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4662035 + ... + 5296016.

It is an arithmetic number, because the mean of its divisors is an integer number (789155704896).

Almost surely, 2^{3156612544541} is an apocalyptic number.

It is an amenable number.

3156612544541 is a deficient number, since it is larger than the sum of its proper divisors (10275043).

3156612544541 is an equidigital number, since it uses as much as digits as its factorization.

3156612544541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10275042.

The product of its digits is 1728000, while the sum is 47.

The spelling of 3156612544541 in words is "three trillion, one hundred fifty-six billion, six hundred twelve million, five hundred forty-four thousand, five hundred forty-one".