64072602329212 has 48 divisors (see below), whose sum is σ = 118876062412800. Its totient is φ = 30169302367680.

The previous prime is 64072602329033. The next prime is 64072602329213. The reversal of 64072602329212 is 21292320627046.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64072602329213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20901412 + ... + 23770027.

It is an arithmetic number, because the mean of its divisors is an integer number (2476584633600).

Almost surely, 2^{64072602329212} is an apocalyptic number.

64072602329212 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

64072602329212 is a deficient number, since it is larger than the sum of its proper divisors (54803460083588).

64072602329212 is a wasteful number, since it uses less digits than its factorization.

64072602329212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44671786 (or 44671784 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 64072602329212 in words is "sixty-four trillion, seventy-two billion, six hundred two million, three hundred twenty-nine thousand, two hundred twelve".