55555150655506 has 8 divisors (see below), whose sum is σ = 83443688337024. Its totient is φ = 27740587876500.

The previous prime is 55555150655479. The next prime is 55555150655593. The reversal of 55555150655506 is 60555605155555.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18493723750 + ... + 18493726753.

It is an arithmetic number, because the mean of its divisors is an integer number (10430461042128).

Almost surely, 2^{55555150655506} is an apocalyptic number.

55555150655506 is a deficient number, since it is larger than the sum of its proper divisors (27888537681518).

55555150655506 is a wasteful number, since it uses less digits than its factorization.

55555150655506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36987451256.

The product of its (nonzero) digits is 70312500, while the sum is 58.

The spelling of 55555150655506 in words is "fifty-five trillion, five hundred fifty-five billion, one hundred fifty million, six hundred fifty-five thousand, five hundred six".