64122235076774 has 16 divisors (see below), whose sum is σ = 109927861533216. Its totient is φ = 27479950396800.

The previous prime is 64122235076747. The next prime is 64122235076803. The reversal of 64122235076774 is 47767053222146.

It is a super-2 number, since 2×64122235076774² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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, 83562197 + ... + 84326064.

It is an arithmetic number, because the mean of its divisors is an integer number (6870491345826).

Almost surely, 2^{64122235076774} is an apocalyptic number.

64122235076774 is a deficient number, since it is larger than the sum of its proper divisors (45805626456442).

64122235076774 is a wasteful number, since it uses less digits than its factorization.

64122235076774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167915551.

The product of its (nonzero) digits is 23708160, while the sum is 56.

The spelling of 64122235076774 in words is "sixty-four trillion, one hundred twenty-two billion, two hundred thirty-five million, seventy-six thousand, seven hundred seventy-four".