275000502820 has 12 divisors (see below), whose sum is σ = 577501055964. Its totient is φ = 110000201120.

The previous prime is 275000502809. The next prime is 275000502827. The reversal of 275000502820 is 28205000572.

It can be written as a sum of positive squares in 2 ways, for example, as 65933914176 + 209066588644 = 256776^2 + 457238^2 .

It is not an unprimeable number, because it can be changed into a prime (275000502827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6875012551 + ... + 6875012590.

It is an arithmetic number, because the mean of its divisors is an integer number (48125087997).

Almost surely, 2^275000502820 is an apocalyptic number.

275000502820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

275000502820 is an abundant number, since it is smaller than the sum of its proper divisors (302500553144).

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

275000502820 is a wasteful number, since it uses less digits than its factorization.

275000502820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13750025150 (or 13750025148 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 31.

The spelling of 275000502820 in words is "two hundred seventy-five billion, five hundred two thousand, eight hundred twenty".