161026332794 has 16 divisors (see below), whose sum is σ = 242657546208. Its totient is φ = 80141201712.

The previous prime is 161026332787. The next prime is 161026332833. The reversal of 161026332794 is 497233620161.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271169 + ... + 628955.

It is an arithmetic number, because the mean of its divisors is an integer number (15166096638).

Almost surely, 2^161026332794 is an apocalyptic number.

161026332794 is a deficient number, since it is larger than the sum of its proper divisors (81631213414).

161026332794 is a wasteful number, since it uses less digits than its factorization.

161026332794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358829.

The product of its (nonzero) digits is 326592, while the sum is 44.

The spelling of 161026332794 in words is "one hundred sixty-one billion, twenty-six million, three hundred thirty-two thousand, seven hundred ninety-four".