3656043275677 has 8 divisors (see below), whose sum is σ = 3937565399040. Its totient is φ = 3374562298800.

The previous prime is 3656043275671. The next prime is 3656043275701. The reversal of 3656043275677 is 7765723406563.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3656043275677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3656043275671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10101949 + ... + 10457602.

It is an arithmetic number, because the mean of its divisors is an integer number (492195674880).

Almost surely, 2^{3656043275677} is an apocalyptic number.

It is an amenable number.

3656043275677 is a deficient number, since it is larger than the sum of its proper divisors (281522123363).

3656043275677 is a wasteful number, since it uses less digits than its factorization.

3656043275677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20573243.

The product of its (nonzero) digits is 133358400, while the sum is 61.

The spelling of 3656043275677 in words is "three trillion, six hundred fifty-six billion, forty-three million, two hundred seventy-five thousand, six hundred seventy-seven".