275028331651140 has 96 divisors (see below), whose sum is σ = 811700817822720. Its totient is φ = 69387327547776.

The previous prime is 275028331651067. The next prime is 275028331651243. The reversal of 275028331651140 is 41156133820572.

It is a self number, because there is not a number n which added to its sum of digits gives 275028331651140.

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 31 ways as a sum of consecutive naturals, for example, 161503534 + ... + 163197573.

It is an arithmetic number, because the mean of its divisors is an integer number (8455216852320).

Almost surely, 2^{275028331651140} is an apocalyptic number.

275028331651140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

275028331651140 is an abundant number, since it is smaller than the sum of its proper divisors (536672486171580).

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

275028331651140 is a wasteful number, since it uses less digits than its factorization.

275028331651140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324701881 (or 324701879 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 275028331651140 in words is "two hundred seventy-five trillion, twenty-eight billion, three hundred thirty-one million, six hundred fifty-one thousand, one hundred forty".