275908752650 has 12 divisors (see below), whose sum is σ = 513190280022. Its totient is φ = 110363501040.

The previous prime is 275908752649. The next prime is 275908752667. The reversal of 275908752650 is 56257809572.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 224589740281 + 51319012369 = 473909^2 + 226537^2 .

It is a super-2 number, since 2×275908752650² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2759087477 + ... + 2759087576.

Almost surely, 2^275908752650 is an apocalyptic number.

275908752650 is a deficient number, since it is larger than the sum of its proper divisors (237281527372).

275908752650 is a wasteful number, since it uses less digits than its factorization.

275908752650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5518175065 (or 5518175060 counting only the distinct ones).

The product of its (nonzero) digits is 10584000, while the sum is 56.

The spelling of 275908752650 in words is "two hundred seventy-five billion, nine hundred eight million, seven hundred fifty-two thousand, six hundred fifty".