561150232764 has 48 divisors (see below), whose sum is σ = 1428441926016. Its totient is φ = 170038440000.

The previous prime is 561150232751. The next prime is 561150232789. The reversal of 561150232764 is 467232051165.

It is a congruent number.

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, 3704514 + ... + 3853014.

It is an arithmetic number, because the mean of its divisors is an integer number (29759206792).

Almost surely, 2^561150232764 is an apocalyptic number.

It is an amenable number.

561150232764 is an abundant number, since it is smaller than the sum of its proper divisors (867291693252).

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

561150232764 is a wasteful number, since it uses less digits than its factorization.

561150232764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177146 (or 177144 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 561150232764 in words is "five hundred sixty-one billion, one hundred fifty million, two hundred thirty-two thousand, seven hundred sixty-four".