161550600105654 has 96 divisors (see below), whose sum is σ = 359606117052000. Its totient is φ = 52401821294592.

The previous prime is 161550600105571. The next prime is 161550600105701. The reversal of 161550600105654 is 456501006055161.

161550600105654 is a `hidden beast` number, since 1 + 6 + 15 + 5 + 0 + 60 + 0 + 10 + 565 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24911562 + ... + 30719490.

It is an arithmetic number, because the mean of its divisors is an integer number (3745897052625).

Almost surely, 2^{161550600105654} is an apocalyptic number.

161550600105654 is an abundant number, since it is smaller than the sum of its proper divisors (198055516946346).

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

161550600105654 is a wasteful number, since it uses less digits than its factorization.

161550600105654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5808302 (or 5808299 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 45.

The spelling of 161550600105654 in words is "one hundred sixty-one trillion, five hundred fifty billion, six hundred million, one hundred five thousand, six hundred fifty-four".