55505005554998 has 16 divisors (see below), whose sum is σ = 87644506110000. Its totient is φ = 26290337640192.

The previous prime is 55505005554989. The next prime is 55505005555007. The reversal of 55505005554998 is 89945550050555.

55505005554998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (55505005554989) and next prime (55505005555007).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 41192003 + ... + 42518126.

It is an arithmetic number, because the mean of its divisors is an integer number (5477781631875).

Almost surely, 2^{55505005554998} is an apocalyptic number.

55505005554998 is a deficient number, since it is larger than the sum of its proper divisors (32139500555002).

55505005554998 is a wasteful number, since it uses less digits than its factorization.

55505005554998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83727599.

The product of its (nonzero) digits is 202500000, while the sum is 65.

The spelling of 55505005554998 in words is "fifty-five trillion, five hundred five billion, five million, five hundred fifty-four thousand, nine hundred ninety-eight".