64722052896197 has 8 divisors (see below), whose sum is σ = 65034377634240. Its totient is φ = 64410160444000.

The previous prime is 64722052896167. The next prime is 64722052896229. The reversal of 64722052896197 is 79169825022746.

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 64722052896197 - 2³⁶ = 64653333419461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64722052896107) 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, 107771297 + ... + 108370182.

It is an arithmetic number, because the mean of its divisors is an integer number (8129297204280).

Almost surely, 2^{64722052896197} is an apocalyptic number.

It is an amenable number.

64722052896197 is a deficient number, since it is larger than the sum of its proper divisors (312324738043).

64722052896197 is a wasteful number, since it uses less digits than its factorization.

64722052896197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216142923.

The product of its (nonzero) digits is 182891520, while the sum is 68.

The spelling of 64722052896197 in words is "sixty-four trillion, seven hundred twenty-two billion, fifty-two million, eight hundred ninety-six thousand, one hundred ninety-seven".