55079110898987 has 4 divisors (see below), whose sum is σ = 62947555313136. Its totient is φ = 47210666484840.

The previous prime is 55079110898957. The next prime is 55079110899011. The reversal of 55079110898987 is 78989801197055.

55079110898987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55079110898987 - 2²⁶ = 55079043790123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55079110898947) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3934222207064 + ... + 3934222207077.

It is an arithmetic number, because the mean of its divisors is an integer number (15736888828284).

Almost surely, 2^{55079110898987} is an apocalyptic number.

55079110898987 is a deficient number, since it is larger than the sum of its proper divisors (7868444414149).

55079110898987 is an equidigital number, since it uses as much as digits as its factorization.

55079110898987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7868444414148.

The product of its (nonzero) digits is 457228800, while the sum is 77.

The spelling of 55079110898987 in words is "fifty-five trillion, seventy-nine billion, one hundred ten million, eight hundred ninety-eight thousand, nine hundred eighty-seven".