276040198564 has 18 divisors (see below), whose sum is σ = 523088010690. Its totient is φ = 127403168256.

The previous prime is 276040198561. The next prime is 276040198583. The reversal of 276040198564 is 465891040672.

It can be written as a sum of positive squares in 3 ways, for example, as 3199033600 + 272841164964 = 56560^2 + 522342^2 .

It is a Harshad number since it is a multiple of its sum of digits (52).

It is not an unprimeable number, because it can be changed into a prime (276040198561) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 204171069 + ... + 204172420.

Almost surely, 2^276040198564 is an apocalyptic number.

It is an amenable number.

276040198564 is a deficient number, since it is larger than the sum of its proper divisors (247047812126).

276040198564 is a wasteful number, since it uses less digits than its factorization.

276040198564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408343519 (or 408343504 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 52.

The spelling of 276040198564 in words is "two hundred seventy-six billion, forty million, one hundred ninety-eight thousand, five hundred sixty-four".