161461839093298 has 16 divisors (see below), whose sum is σ = 242829775825560. Its totient is φ = 80518653426816.

The previous prime is 161461839093257. The next prime is 161461839093367. The reversal of 161461839093298 is 892390938164161.

It can be written as a sum of positive squares in 4 ways, for example, as 147536903511529 + 13924935581769 = 12146477^2 + 3731613^2 .

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, 13804765 + ... + 22660432.

Almost surely, 2^{161461839093298} is an apocalyptic number.

161461839093298 is a deficient number, since it is larger than the sum of its proper divisors (81367936732262).

161461839093298 is a wasteful number, since it uses less digits than its factorization.

161461839093298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36471021.

The product of its (nonzero) digits is 120932352, while the sum is 70.

The spelling of 161461839093298 in words is "one hundred sixty-one trillion, four hundred sixty-one billion, eight hundred thirty-nine million, ninety-three thousand, two hundred ninety-eight".