64324614321 has 48 divisors (see below), whose sum is σ = 108738826560. Its totient is φ = 37640272320.

The previous prime is 64324614239. The next prime is 64324614371. The reversal of 64324614321 is 12341642346.

64324614321 is a `hidden beast` number, since 6 + 4 + 3 + 2 + 4 + 614 + 32 + 1 = 666.

It is not a de Polignac number, because 64324614321 - 2¹⁴ = 64324597937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64324614371) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 337390 + ... + 492423.

It is an arithmetic number, because the mean of its divisors is an integer number (2265392220).

Almost surely, 2^64324614321 is an apocalyptic number.

It is an amenable number.

64324614321 is a deficient number, since it is larger than the sum of its proper divisors (44414212239).

64324614321 is a wasteful number, since it uses less digits than its factorization.

64324614321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829868 (or 829856 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The spelling of 64324614321 in words is "sixty-four billion, three hundred twenty-four million, six hundred fourteen thousand, three hundred twenty-one".