561100011039 has 6 divisors (see below), whose sum is σ = 810477793736. Its totient is φ = 374066674020.

The previous prime is 561100011023. The next prime is 561100011083. The reversal of 561100011039 is 930110001165.

561100011039 is a `hidden beast` number, since 5 + 611 + 0 + 0 + 0 + 1 + 10 + 39 = 666.

It is not a de Polignac number, because 561100011039 - 2⁴ = 561100011023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561100011239) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31172222827 + ... + 31172222844.

Almost surely, 2^561100011039 is an apocalyptic number.

561100011039 is a deficient number, since it is larger than the sum of its proper divisors (249377782697).

561100011039 is a wasteful number, since it uses less digits than its factorization.

561100011039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62344445677 (or 62344445674 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 27.

The spelling of 561100011039 in words is "five hundred sixty-one billion, one hundred million, eleven thousand, thirty-nine".