244152061864 has 32 divisors (see below), whose sum is σ = 501427924200. Its totient is φ = 110933186560.

The previous prime is 244152061849. The next prime is 244152061871. The reversal of 244152061864 is 468160251442.

It is a happy number.

244152061864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 209571684100 + 34580377764 = 457790^2 + 185958^2 .

It is a super-2 number, since 2×244152061864² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 244152061864.

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, 30948397 + ... + 30956284.

Almost surely, 2^244152061864 is an apocalyptic number.

It is an amenable number.

244152061864 is an abundant number, since it is smaller than the sum of its proper divisors (257275862336).

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

244152061864 is a wasteful number, since it uses less digits than its factorization.

244152061864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61904733 (or 61904729 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 43.

The spelling of 244152061864 in words is "two hundred forty-four billion, one hundred fifty-two million, sixty-one thousand, eight hundred sixty-four".