64757275746 has 32 divisors (see below), whose sum is σ = 130833301248. Its totient is φ = 21366086400.

The previous prime is 64757275741. The next prime is 64757275747.

64757275746 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 64757275746.

It is not an unprimeable number, because it can be changed into a prime (64757275741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2518471 + ... + 2544053.

It is an arithmetic number, because the mean of its divisors is an integer number (4088540664).

Almost surely, 2^64757275746 is an apocalyptic number.

64757275746 is an abundant number, since it is smaller than the sum of its proper divisors (66076025502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64757275746 is a wasteful number, since it uses less digits than its factorization.

64757275746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29866.

The product of its digits is 69148800, while the sum is 60.

The spelling of 64757275746 in words is "sixty-four billion, seven hundred fifty-seven million, two hundred seventy-five thousand, seven hundred forty-six".