3195612731136 has 576 divisors, whose sum is σ = 10494373478400. Its totient is φ = 843042816000.

The previous prime is 3195612731131. The next prime is 3195612731153. The reversal of 3195612731136 is 6311372165913.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3195612731131) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 645445461 + ... + 645450411.

It is an arithmetic number, because the mean of its divisors is an integer number (18219398400).

Almost surely, 2^{3195612731136} 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 3195612731136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5247186739200).

3195612731136 is an abundant number, since it is smaller than the sum of its proper divisors (7298760747264).

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

3195612731136 is a wasteful number, since it uses less digits than its factorization.

3195612731136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5156 (or 5142 counting only the distinct ones).

The product of its digits is 612360, while the sum is 48.

The spelling of 3195612731136 in words is "three trillion, one hundred ninety-five billion, six hundred twelve million, seven hundred thirty-one thousand, one hundred thirty-six".