64325612353 has 4 divisors (see below), whose sum is σ = 64331791920. Its totient is φ = 64319432788.

The previous prime is 64325612341. The next prime is 64325612363. The reversal of 64325612353 is 35321652346.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64325612353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64325612363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3074143 + ... + 3094996.

It is an arithmetic number, because the mean of its divisors is an integer number (16082947980).

Almost surely, 2^64325612353 is an apocalyptic number.

It is an amenable number.

64325612353 is a deficient number, since it is larger than the sum of its proper divisors (6179567).

64325612353 is a wasteful number, since it uses less digits than its factorization.

64325612353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6179566.

The product of its digits is 388800, while the sum is 40.

The spelling of 64325612353 in words is "sixty-four billion, three hundred twenty-five million, six hundred twelve thousand, three hundred fifty-three".