3165156230940 has 72 divisors (see below), whose sum is σ = 10473789716208. Its totient is φ = 767310600960.

The previous prime is 3165156230921. The next prime is 3165156230947. The reversal of 3165156230940 is 490326515613.

3165156230940 is a `hidden beast` number, since 3 + 1 + 6 + 5 + 15 + 623 + 0 + 9 + 4 + 0 = 666.

It is a super-2 number, since 2×3165156230940² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3165156230947) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 799279897 + ... + 799283856.

It is an arithmetic number, because the mean of its divisors is an integer number (145469301614).

Almost surely, 2^{3165156230940} is an apocalyptic number.

3165156230940 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3165156230940 is an abundant number, since it is smaller than the sum of its proper divisors (7308633485268).

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

3165156230940 is a wasteful number, since it uses less digits than its factorization.

3165156230940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1598563779 (or 1598563774 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 45.

The spelling of 3165156230940 in words is "three trillion, one hundred sixty-five billion, one hundred fifty-six million, two hundred thirty thousand, nine hundred forty".