161000151556570 has 16 divisors (see below), whose sum is σ = 291885166853280. Its totient is φ = 63936750833424.

The previous prime is 161000151556567. The next prime is 161000151556571. The reversal of 161000151556570 is 75655151000161.

It is not an unprimeable number, because it can be changed into a prime (161000151556571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57913722192 + ... + 57913724971.

It is an arithmetic number, because the mean of its divisors is an integer number (18242822928330).

Almost surely, 2^{161000151556570} is an apocalyptic number.

161000151556570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

161000151556570 is a deficient number, since it is larger than the sum of its proper divisors (130885015296710).

161000151556570 is a wasteful number, since it uses less digits than its factorization.

161000151556570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115827447309.

The product of its (nonzero) digits is 157500, while the sum is 43.

The spelling of 161000151556570 in words is "one hundred sixty-one trillion, one hundred fifty-one million, five hundred fifty-six thousand, five hundred seventy".