3656312325651 has 8 divisors (see below), whose sum is σ = 4875471944640. Its totient is φ = 2437347128552.

The previous prime is 3656312325649. The next prime is 3656312325661. The reversal of 3656312325651 is 1565232136563.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3656312325651 - 2¹ = 3656312325649 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3656312325651.

It is not an unprimeable number, because it can be changed into a prime (3656312325661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48561585 + ... + 48636818.

It is an arithmetic number, because the mean of its divisors is an integer number (609433993080).

Almost surely, 2^{3656312325651} is an apocalyptic number.

3656312325651 is a deficient number, since it is larger than the sum of its proper divisors (1219159618989).

3656312325651 is a wasteful number, since it uses less digits than its factorization.

3656312325651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97210945.

The product of its digits is 2916000, while the sum is 48.

The spelling of 3656312325651 in words is "three trillion, six hundred fifty-six billion, three hundred twelve million, three hundred twenty-five thousand, six hundred fifty-one".