64317752552653 has 8 divisors (see below), whose sum is σ = 66715069232768. Its totient is φ = 61961415645024.

The previous prime is 64317752552569. The next prime is 64317752552657. The reversal of 64317752552653 is 35625525771346.

It is a happy number.

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-64317752552653 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 64317752552591 and 64317752552600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64317752552657) 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, 10244939925 + ... + 10244946202.

It is an arithmetic number, because the mean of its divisors is an integer number (8339383654096).

Almost surely, 2^{64317752552653} is an apocalyptic number.

It is an amenable number.

64317752552653 is a deficient number, since it is larger than the sum of its proper divisors (2397316680115).

64317752552653 is a wasteful number, since it uses less digits than its factorization.

64317752552653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20489886243.

The product of its digits is 158760000, while the sum is 61.

The spelling of 64317752552653 in words is "sixty-four trillion, three hundred seventeen billion, seven hundred fifty-two million, five hundred fifty-two thousand, six hundred fifty-three".