64364236653 has 8 divisors (see below), whose sum is σ = 85835541600. Its totient is φ = 42901211408.

The previous prime is 64364236649. The next prime is 64364236693. The reversal of 64364236653 is 35663246346.

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 64364236653 - 2² = 64364236649 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64364236693) 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, 2051763 + ... + 2082896.

It is an arithmetic number, because the mean of its divisors is an integer number (10729442700).

Almost surely, 2^64364236653 is an apocalyptic number.

It is an amenable number.

64364236653 is a deficient number, since it is larger than the sum of its proper divisors (21471304947).

64364236653 is a wasteful number, since it uses less digits than its factorization.

64364236653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4139851.

The product of its digits is 5598720, while the sum is 48.

The spelling of 64364236653 in words is "sixty-four billion, three hundred sixty-four million, two hundred thirty-six thousand, six hundred fifty-three".