161476565655 has 8 divisors (see below), whose sum is σ = 258362505072. Its totient is φ = 86120835008.

The previous prime is 161476565617. The next prime is 161476565671. The reversal of 161476565655 is 556565674161.

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

It is a cyclic number.

It is not a de Polignac number, because 161476565655 - 2⁸ = 161476565399 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 161476565595 and 161476565604.

It is a congruent number.

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, 5382552174 + ... + 5382552203.

It is an arithmetic number, because the mean of its divisors is an integer number (32295313134).

Almost surely, 2^161476565655 is an apocalyptic number.

161476565655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

161476565655 is a deficient number, since it is larger than the sum of its proper divisors (96885939417).

161476565655 is a wasteful number, since it uses less digits than its factorization.

161476565655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10765104385.

The product of its digits is 22680000, while the sum is 57.

The spelling of 161476565655 in words is "one hundred sixty-one billion, four hundred seventy-six million, five hundred sixty-five thousand, six hundred fifty-five".