275952248646 has 64 divisors (see below), whose sum is σ = 561705580800. Its totient is φ = 90367757696.

The previous prime is 275952248603. The next prime is 275952248669. The reversal of 275952248646 is 646842259572.

It is a super-2 number, since 2×275952248646² (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 275952248646.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44700016 + ... + 44706188.

It is an arithmetic number, because the mean of its divisors is an integer number (8776649700).

Almost surely, 2^275952248646 is an apocalyptic number.

275952248646 is an abundant number, since it is smaller than the sum of its proper divisors (285753332154).

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

275952248646 is a wasteful number, since it uses less digits than its factorization.

275952248646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6853.

The product of its digits is 58060800, while the sum is 60.

The spelling of 275952248646 in words is "two hundred seventy-five billion, nine hundred fifty-two million, two hundred forty-eight thousand, six hundred forty-six".