161055154465306 has 8 divisors (see below), whose sum is σ = 241923468980340. Its totient is φ = 80413998138528.

The previous prime is 161055154465211. The next prime is 161055154465321. The reversal of 161055154465306 is 603564451550161.

It can be written as a sum of positive squares in 2 ways, for example, as 154256176440081 + 6798978025225 = 12419991^2 + 2607485^2 .

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, 56789545291 + ... + 56789548126.

Almost surely, 2^{161055154465306} is an apocalyptic number.

161055154465306 is a deficient number, since it is larger than the sum of its proper divisors (80868314515034).

161055154465306 is a wasteful number, since it uses less digits than its factorization.

161055154465306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113579094128.

The product of its (nonzero) digits is 6480000, while the sum is 52.

The spelling of 161055154465306 in words is "one hundred sixty-one trillion, fifty-five billion, one hundred fifty-four million, four hundred sixty-five thousand, three hundred six".