3081251582664 has 256 divisors, whose sum is σ = 8382077337600. Its totient is φ = 942000364800.

The previous prime is 3081251582657. The next prime is 3081251582699. The reversal of 3081251582664 is 4662851521803.

It is a super-2 number, since 2×3081251582664² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 138217359 + ... + 138239649.

It is an arithmetic number, because the mean of its divisors is an integer number (32742489600).

Almost surely, 2^{3081251582664} 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 3081251582664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4191038668800).

3081251582664 is an abundant number, since it is smaller than the sum of its proper divisors (5300825754936).

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

3081251582664 is a wasteful number, since it uses less digits than its factorization.

3081251582664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22504 (or 22500 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 51.

The spelling of 3081251582664 in words is "three trillion, eighty-one billion, two hundred fifty-one million, five hundred eighty-two thousand, six hundred sixty-four".