55056650165 has 8 divisors (see below), whose sum is σ = 72074160288. Its totient is φ = 40041200080.

The previous prime is 55056650141. The next prime is 55056650171. The reversal of 55056650165 is 56105665055.

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

It is not a de Polignac number, because 55056650165 - 2²⁰ = 55055601589 is a prime.

It is a Duffinian number.

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, 500514947 + ... + 500515056.

It is an arithmetic number, because the mean of its divisors is an integer number (9009270036).

Almost surely, 2^55056650165 is an apocalyptic number.

55056650165 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55056650165 is a deficient number, since it is larger than the sum of its proper divisors (17017510123).

55056650165 is a wasteful number, since it uses less digits than its factorization.

55056650165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001030019.

The product of its (nonzero) digits is 675000, while the sum is 44.

The spelling of 55056650165 in words is "fifty-five billion, fifty-six million, six hundred fifty thousand, one hundred sixty-five".