561050500458 has 32 divisors (see below), whose sum is σ = 1287510336000. Its totient is φ = 159661494000.

The previous prime is 561050500457. The next prime is 561050500541. The reversal of 561050500458 is 854005050165.

It is not an unprimeable number, because it can be changed into a prime (561050500453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26599708 + ... + 26620791.

It is an arithmetic number, because the mean of its divisors is an integer number (40234698000).

Almost surely, 2^561050500458 is an apocalyptic number.

561050500458 is an abundant number, since it is smaller than the sum of its proper divisors (726459835542).

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

561050500458 is a wasteful number, since it uses less digits than its factorization.

561050500458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53220762.

The product of its (nonzero) digits is 120000, while the sum is 39.

The spelling of 561050500458 in words is "five hundred sixty-one billion, fifty million, five hundred thousand, four hundred fifty-eight".