275580120772 has 24 divisors (see below), whose sum is σ = 526122858240. Its totient is φ = 125260035360.

The previous prime is 275580120749. The next prime is 275580120773. The reversal of 275580120772 is 277021085572.

It is not an unprimeable number, because it can be changed into a prime (275580120773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1941229 + ... + 2078347.

It is an arithmetic number, because the mean of its divisors is an integer number (21921785760).

Almost surely, 2^275580120772 is an apocalyptic number.

275580120772 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

275580120772 is a deficient number, since it is larger than the sum of its proper divisors (250542737468).

275580120772 is a wasteful number, since it uses less digits than its factorization.

275580120772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182811 (or 182809 counting only the distinct ones).

The product of its (nonzero) digits is 548800, while the sum is 46.

The spelling of 275580120772 in words is "two hundred seventy-five billion, five hundred eighty million, one hundred twenty thousand, seven hundred seventy-two".