3161672327312 has 80 divisors (see below), whose sum is σ = 6506161704000. Its totient is φ = 1483245367296.

The previous prime is 3161672327291. The next prime is 3161672327347. The reversal of 3161672327312 is 2137232761613.

It is a super-2 number, since 2×3161672327312² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129336563 + ... + 129361005.

It is an arithmetic number, because the mean of its divisors is an integer number (81327021300).

Almost surely, 2^{3161672327312} 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 3161672327312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3253080852000).

3161672327312 is an abundant number, since it is smaller than the sum of its proper divisors (3344489376688).

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

3161672327312 is a wasteful number, since it uses less digits than its factorization.

3161672327312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25920 (or 25914 counting only the distinct ones).

The product of its digits is 381024, while the sum is 44.

The spelling of 3161672327312 in words is "three trillion, one hundred sixty-one billion, six hundred seventy-two million, three hundred twenty-seven thousand, three hundred twelve".