275166054544 has 40 divisors (see below), whose sum is σ = 551148083640. Its totient is φ = 132995865600.

The previous prime is 275166054463. The next prime is 275166054563. The reversal of 275166054544 is 445450661572.

It can be written as a sum of positive squares in 4 ways, for example, as 65804544 + 275100250000 = 8112^2 + 524500^2 .

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1852627 + ... + 1995634.

It is an arithmetic number, because the mean of its divisors is an integer number (13778702091).

Almost surely, 2^275166054544 is an apocalyptic number.

It is an amenable number.

275166054544 is an abundant number, since it is smaller than the sum of its proper divisors (275982029096).

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

275166054544 is a wasteful number, since it uses less digits than its factorization.

275166054544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3848419 (or 3848413 counting only the distinct ones).

The product of its (nonzero) digits is 4032000, while the sum is 49.

The spelling of 275166054544 in words is "two hundred seventy-five billion, one hundred sixty-six million, fifty-four thousand, five hundred forty-four".