64745767483274 has 8 divisors (see below), whose sum is σ = 101341201278240. Its totient is φ = 30965367057196.

The previous prime is 64745767483223. The next prime is 64745767483279. The reversal of 64745767483274 is 47238476754746.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (64745767483279) 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, 703758342164 + ... + 703758342255.

It is an arithmetic number, because the mean of its divisors is an integer number (12667650159780).

Almost surely, 2^{64745767483274} is an apocalyptic number.

64745767483274 is a deficient number, since it is larger than the sum of its proper divisors (36595433794966).

64745767483274 is a wasteful number, since it uses less digits than its factorization.

64745767483274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1407516684444.

The product of its digits is 5310627840, while the sum is 74.

The spelling of 64745767483274 in words is "sixty-four trillion, seven hundred forty-five billion, seven hundred sixty-seven million, four hundred eighty-three thousand, two hundred seventy-four".