55357073165 has 16 divisors (see below), whose sum is σ = 66760200000. Its totient is φ = 44064784512.

The previous prime is 55357073131. The next prime is 55357073171. The reversal of 55357073165 is 56137075355.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55357073165 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1730486 + ... + 1762184.

It is an arithmetic number, because the mean of its divisors is an integer number (4172512500).

Almost surely, 2^55357073165 is an apocalyptic number.

It is an amenable number.

55357073165 is a deficient number, since it is larger than the sum of its proper divisors (11403126835).

55357073165 is a wasteful number, since it uses less digits than its factorization.

55357073165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33436.

The product of its (nonzero) digits is 1653750, while the sum is 47.

The spelling of 55357073165 in words is "fifty-five billion, three hundred fifty-seven million, seventy-three thousand, one hundred sixty-five".