64933929211336 has 16 divisors (see below), whose sum is σ = 121784778126540. Its totient is φ = 32457988377600.

The previous prime is 64933929211289. The next prime is 64933929211337. The reversal of 64933929211336 is 63311292933946.

It can be written as a sum of positive squares in 2 ways, for example, as 61062503062500 + 3871426148836 = 7814250^2 + 1967594^2 .

It is not an unprimeable number, because it can be changed into a prime (64933929211337) 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, 1121997765 + ... + 1122055636.

Almost surely, 2^{64933929211336} is an apocalyptic number.

It is an amenable number.

64933929211336 is a deficient number, since it is larger than the sum of its proper divisors (56850848915204).

64933929211336 is a wasteful number, since it uses less digits than its factorization.

64933929211336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2244057024 (or 2244057020 counting only the distinct ones).

The product of its digits is 34012224, while the sum is 61.

The spelling of 64933929211336 in words is "sixty-four trillion, nine hundred thirty-three billion, nine hundred twenty-nine million, two hundred eleven thousand, three hundred thirty-six".