3155447027472 has 40 divisors (see below), whose sum is σ = 8289733723680. Its totient is φ = 1033988290560.

The previous prime is 3155447027471. The next prime is 3155447027503. The reversal of 3155447027472 is 2747207445513.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3155447027471) 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, 557102929 + ... + 557108592.

It is an arithmetic number, because the mean of its divisors is an integer number (207243343092).

Almost surely, 2^{3155447027472} is an apocalyptic number.

It is an amenable number.

3155447027472 is an abundant number, since it is smaller than the sum of its proper divisors (5134286696208).

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

3155447027472 is a wasteful number, since it uses less digits than its factorization.

3155447027472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114211591 (or 1114211585 counting only the distinct ones).

The product of its (nonzero) digits is 6585600, while the sum is 51.

The spelling of 3155447027472 in words is "three trillion, one hundred fifty-five billion, four hundred forty-seven million, twenty-seven thousand, four hundred seventy-two".