275406394152 has 64 divisors (see below), whose sum is σ = 713446272000. Its totient is φ = 88532144064.

The previous prime is 275406394139. The next prime is 275406394171. The reversal of 275406394152 is 251493604572.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1607502 + ... + 1770557.

It is an arithmetic number, because the mean of its divisors is an integer number (11147598000).

Almost surely, 2^275406394152 is an apocalyptic number.

It is an amenable number.

275406394152 is an abundant number, since it is smaller than the sum of its proper divisors (438039877848).

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

275406394152 is a wasteful number, since it uses less digits than its factorization.

275406394152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3378190 (or 3378186 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 48.

The spelling of 275406394152 in words is "two hundred seventy-five billion, four hundred six million, three hundred ninety-four thousand, one hundred fifty-two".