3725216331912 has 64 divisors (see below), whose sum is σ = 10354303641600. Its totient is φ = 1240961117760.

The previous prime is 3725216331883. The next prime is 3725216331953. The reversal of 3725216331912 is 2191336125273.

3725216331912 is a `hidden beast` number, since 3 + 7 + 2 + 5 + 2 + 1 + 633 + 1 + 9 + 1 + 2 = 666.

It is a super-4 number, since 4×3725216331912⁴ (a number of 51 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5054664 + ... + 5744567.

It is an arithmetic number, because the mean of its divisors is an integer number (161785994400).

Almost surely, 2^{3725216331912} is an apocalyptic number.

It is an amenable number.

3725216331912 is an abundant number, since it is smaller than the sum of its proper divisors (6629087309688).

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

3725216331912 is a wasteful number, since it uses less digits than its factorization.

3725216331912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10800843 (or 10800833 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The spelling of 3725216331912 in words is "three trillion, seven hundred twenty-five billion, two hundred sixteen million, three hundred thirty-one thousand, nine hundred twelve".