161296099922 has 8 divisors (see below), whose sum is σ = 241960573872. Its totient is φ = 80642575300.

The previous prime is 161296099843. The next prime is 161296099931. The reversal of 161296099922 is 229990692161.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2700404 + ... + 2759487.

It is an arithmetic number, because the mean of its divisors is an integer number (30245071734).

Almost surely, 2^161296099922 is an apocalyptic number.

161296099922 is a deficient number, since it is larger than the sum of its proper divisors (80664473950).

161296099922 is a wasteful number, since it uses less digits than its factorization.

161296099922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5474664.

The product of its (nonzero) digits is 1889568, while the sum is 56.

The spelling of 161296099922 in words is "one hundred sixty-one billion, two hundred ninety-six million, ninety-nine thousand, nine hundred twenty-two".