55511055998 has 8 divisors (see below), whose sum is σ = 83268385560. Its totient is φ = 27754927480.

The previous prime is 55511055907. The next prime is 55511056001. The reversal of 55511055998 is 89955011555.

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

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 3 ways as a sum of consecutive naturals, for example, 174113 + ... + 375948.

It is an arithmetic number, because the mean of its divisors is an integer number (10408548195).

Almost surely, 2^55511055998 is an apocalyptic number.

55511055998 is a deficient number, since it is larger than the sum of its proper divisors (27757329562).

55511055998 is a wasteful number, since it uses less digits than its factorization.

55511055998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600522.

The product of its (nonzero) digits is 2025000, while the sum is 53.

The spelling of 55511055998 in words is "fifty-five billion, five hundred eleven million, fifty-five thousand, nine hundred ninety-eight".