3141557974512 has 400 divisors, whose sum is σ = 9744224767200. Its totient is φ = 975289835520.

The previous prime is 3141557974421. The next prime is 3141557974517. The reversal of 3141557974512 is 2154797551413.

It is a happy number.

3141557974512 is a `hidden beast` number, since 3 + 1 + 4 + 1 + 5 + 57 + 9 + 74 + 512 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3141557974517) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 137132563 + ... + 137155469.

It is an arithmetic number, because the mean of its divisors is an integer number (24360561918).

Almost surely, 2^{3141557974512} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3141557974512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4872112383600).

3141557974512 is an abundant number, since it is smaller than the sum of its proper divisors (6602666792688).

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

3141557974512 is a wasteful number, since it uses less digits than its factorization.

3141557974512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23086 (or 23071 counting only the distinct ones).

The product of its digits is 5292000, while the sum is 54.

The spelling of 3141557974512 in words is "three trillion, one hundred forty-one billion, five hundred fifty-seven million, nine hundred seventy-four thousand, five hundred twelve".