55917814506 has 8 divisors (see below), whose sum is σ = 111835629024. Its totient is φ = 18639271500.

The previous prime is 55917814501. The next prime is 55917814531. The reversal of 55917814506 is 60541871955.

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

55917814506 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (55917814501) by changing a digit.

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, 4659817870 + ... + 4659817881.

It is an arithmetic number, because the mean of its divisors is an integer number (13979453628).

Almost surely, 2^55917814506 is an apocalyptic number.

55917814506 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55917814506 is a wasteful number, since it uses less digits than its factorization.

55917814506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9319635756.

The product of its (nonzero) digits is 1512000, while the sum is 51.

The spelling of 55917814506 in words is "fifty-five billion, nine hundred seventeen million, eight hundred fourteen thousand, five hundred six".