3626944344657 has 24 divisors (see below), whose sum is σ = 5363892705600. Its totient is φ = 2360348833248.

The previous prime is 3626944344587. The next prime is 3626944344689. The reversal of 3626944344657 is 7564434496263.

3626944344657 is a `hidden beast` number, since 3 + 6 + 26 + 94 + 434 + 46 + 57 = 666.

It is not a de Polignac number, because 3626944344657 - 2¹⁹ = 3626943820369 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3626944344594 and 3626944344603.

It is not an unprimeable number, because it can be changed into a prime (3626944342657) 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, 2080557 + ... + 3403322.

It is an arithmetic number, because the mean of its divisors is an integer number (223495529400).

Almost surely, 2^{3626944344657} is an apocalyptic number.

It is an amenable number.

3626944344657 is a deficient number, since it is larger than the sum of its proper divisors (1736948360943).

3626944344657 is a wasteful number, since it uses less digits than its factorization.

3626944344657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5485637 (or 5485634 counting only the distinct ones).

The product of its digits is 313528320, while the sum is 63.

The spelling of 3626944344657 in words is "three trillion, six hundred twenty-six billion, nine hundred forty-four million, three hundred forty-four thousand, six hundred fifty-seven".