55165500501 has 8 divisors (see below), whose sum is σ = 75541946784. Its totient is φ = 35783027280.

The previous prime is 55165500461. The next prime is 55165500517. The reversal of 55165500501 is 10500556155.

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

It is not a de Polignac number, because 55165500501 - 2⁹ = 55165499989 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55165500541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248493135 + ... + 248493356.

It is an arithmetic number, because the mean of its divisors is an integer number (9442743348).

Almost surely, 2^55165500501 is an apocalyptic number.

It is an amenable number.

55165500501 is a deficient number, since it is larger than the sum of its proper divisors (20376446283).

55165500501 is a wasteful number, since it uses less digits than its factorization.

55165500501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496986531.

The product of its (nonzero) digits is 18750, while the sum is 33.

The spelling of 55165500501 in words is "fifty-five billion, one hundred sixty-five million, five hundred thousand, five hundred one".