561145654022 has 16 divisors (see below), whose sum is σ = 844747329552. Its totient is φ = 279563339520.

The previous prime is 561145654019. The next prime is 561145654037. The reversal of 561145654022 is 220456541165.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14788178 + ... + 14826074.

It is an arithmetic number, because the mean of its divisors is an integer number (52796708097).

Almost surely, 2^561145654022 is an apocalyptic number.

561145654022 is a deficient number, since it is larger than the sum of its proper divisors (283601675530).

561145654022 is a wasteful number, since it uses less digits than its factorization.

561145654022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64343.

The product of its (nonzero) digits is 288000, while the sum is 41.

The spelling of 561145654022 in words is "five hundred sixty-one billion, one hundred forty-five million, six hundred fifty-four thousand, twenty-two".