276561045354 has 48 divisors (see below), whose sum is σ = 615673215360. Its totient is φ = 82745520000.

The previous prime is 276561045353. The next prime is 276561045419. The reversal of 276561045354 is 453540165672.

It is not an unprimeable number, because it can be changed into a prime (276561045353) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2353647 + ... + 2468354.

It is an arithmetic number, because the mean of its divisors is an integer number (12826525320).

Almost surely, 2^276561045354 is an apocalyptic number.

276561045354 is an abundant number, since it is smaller than the sum of its proper divisors (339112170006).

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

276561045354 is a wasteful number, since it uses less digits than its factorization.

276561045354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4822107 (or 4822096 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 48.

The spelling of 276561045354 in words is "two hundred seventy-six billion, five hundred sixty-one million, forty-five thousand, three hundred fifty-four".