64246461164 has 12 divisors (see below), whose sum is σ = 115045988904. Its totient is φ = 31376178624.

The previous prime is 64246461163. The next prime is 64246461173. The reversal of 64246461164 is 46116464246.

It is not an unprimeable number, because it can be changed into a prime (64246461161) 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, 186762797 + ... + 186763140.

It is an arithmetic number, because the mean of its divisors is an integer number (9587165742).

Almost surely, 2^64246461164 is an apocalyptic number.

It is an amenable number.

64246461164 is a deficient number, since it is larger than the sum of its proper divisors (50799527740).

64246461164 is a wasteful number, since it uses less digits than its factorization.

64246461164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373525984 (or 373525982 counting only the distinct ones).

The product of its digits is 663552, while the sum is 44.

The spelling of 64246461164 in words is "sixty-four billion, two hundred forty-six million, four hundred sixty-one thousand, one hundred sixty-four".