106561115598 has 16 divisors (see below), whose sum is σ = 243568264320. Its totient is φ = 30446033016.

The previous prime is 106561115581. The next prime is 106561115659. The reversal of 106561115598 is 895511165601.

106561115598 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×106561115598² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1268584668 + ... + 1268584751.

It is an arithmetic number, because the mean of its divisors is an integer number (15223016520).

Almost surely, 2^106561115598 is an apocalyptic number.

106561115598 is an abundant number, since it is smaller than the sum of its proper divisors (137007148722).

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

106561115598 is a wasteful number, since it uses less digits than its factorization.

106561115598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2537169431.

The product of its (nonzero) digits is 324000, while the sum is 48.

The spelling of 106561115598 in words is "one hundred six billion, five hundred sixty-one million, one hundred fifteen thousand, five hundred ninety-eight".