55165142462105 has 8 divisors (see below), whose sum is σ = 71290337951112. Its totient is φ = 40737335971968.

The previous prime is 55165142462093. The next prime is 55165142462123. The reversal of 55165142462105 is 50126424156155.

It can be written as a sum of positive squares in 4 ways, for example, as 722540800576 + 54442601661529 = 850024^2 + 7378523^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55165142462105 is a prime.

It is a super-2 number, since 2×55165142462105² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55165142462105.

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, 424347249644 + ... + 424347249773.

It is an arithmetic number, because the mean of its divisors is an integer number (8911292243889).

Almost surely, 2^{55165142462105} is an apocalyptic number.

It is an amenable number.

55165142462105 is a deficient number, since it is larger than the sum of its proper divisors (16125195489007).

55165142462105 is a wasteful number, since it uses less digits than its factorization.

55165142462105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848694499435.

The product of its (nonzero) digits is 1440000, while the sum is 47.

The spelling of 55165142462105 in words is "fifty-five trillion, one hundred sixty-five billion, one hundred forty-two million, four hundred sixty-two thousand, one hundred five".