650115011323264 has 64 divisors (see below), whose sum is σ = 1311196667947200. Its totient is φ = 321038686679040.

The previous prime is 650115011323237. The next prime is 650115011323361. The reversal of 650115011323264 is 462323110511056.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×650115011323264² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 22544952 + ... + 42526519.

It is an arithmetic number, because the mean of its divisors is an integer number (20487447936675).

Almost surely, 2^{650115011323264} is an apocalyptic number.

650115011323264 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

650115011323264 is an abundant number, since it is smaller than the sum of its proper divisors (661081656623936).

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

650115011323264 is an equidigital number, since it uses as much as digits as its factorization.

650115011323264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65072451 (or 65072439 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 650115011323264 in words is "six hundred fifty trillion, one hundred fifteen billion, eleven million, three hundred twenty-three thousand, two hundred sixty-four".