561132615415394 has 16 divisors (see below), whose sum is σ = 947836910497536. Its totient is φ = 246832528774800.

The previous prime is 561132615415331. The next prime is 561132615415399. The reversal of 561132615415394 is 493514516231165.

It is not an unprimeable number, because it can be changed into a prime (561132615415399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411387547277 + ... + 411387548640.

It is an arithmetic number, because the mean of its divisors is an integer number (59239806906096).

Almost surely, 2^{561132615415394} is an apocalyptic number.

561132615415394 is a deficient number, since it is larger than the sum of its proper divisors (386704295082142).

561132615415394 is a wasteful number, since it uses less digits than its factorization.

561132615415394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822775095961.

The product of its digits is 11664000, while the sum is 56.

The spelling of 561132615415394 in words is "five hundred sixty-one trillion, one hundred thirty-two billion, six hundred fifteen million, four hundred fifteen thousand, three hundred ninety-four".