64809000322 has 16 divisors (see below), whose sum is σ = 108517397472. Its totient is φ = 28773551520.

The previous prime is 64809000301. The next prime is 64809000337. The reversal of 64809000322 is 22300090846.

It is a super-2 number, since 2×64809000322² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34253283 + ... + 34255174.

It is an arithmetic number, because the mean of its divisors is an integer number (6782337342).

Almost surely, 2^64809000322 is an apocalyptic number.

64809000322 is a deficient number, since it is larger than the sum of its proper divisors (43708397150).

64809000322 is a wasteful number, since it uses less digits than its factorization.

64809000322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68508513.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 64809000322 in words is "sixty-four billion, eight hundred nine million, three hundred twenty-two", and thus it is an aban number.