55117311662 has 8 divisors (see below), whose sum is σ = 94486820016. Its totient is φ = 23621704992.

The previous prime is 55117311661. The next prime is 55117311671. The reversal of 55117311662 is 26611371155.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55117311661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1968475403 + ... + 1968475430.

It is an arithmetic number, because the mean of its divisors is an integer number (11810852502).

Almost surely, 2^55117311662 is an apocalyptic number.

55117311662 is a deficient number, since it is larger than the sum of its proper divisors (39369508354).

55117311662 is a wasteful number, since it uses less digits than its factorization.

55117311662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3936950842.

The product of its digits is 37800, while the sum is 38.

The spelling of 55117311662 in words is "fifty-five billion, one hundred seventeen million, three hundred eleven thousand, six hundred sixty-two".