55500505554998 has 16 divisors (see below), whose sum is σ = 96483776258304. Its totient is φ = 23450917839720.

The previous prime is 55500505554941. The next prime is 55500505555009. The reversal of 55500505554998 is 89945550500555.

It is a super-2 number, since 2×55500505554998² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27917758340 + ... + 27917760327.

It is an arithmetic number, because the mean of its divisors is an integer number (6030236016144).

Almost surely, 2^{55500505554998} is an apocalyptic number.

55500505554998 is a deficient number, since it is larger than the sum of its proper divisors (40983270703306).

55500505554998 is a wasteful number, since it uses less digits than its factorization.

55500505554998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55835518747.

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

The spelling of 55500505554998 in words is "fifty-five trillion, five hundred billion, five hundred five million, five hundred fifty-four thousand, nine hundred ninety-eight".