55110044515 has 16 divisors (see below), whose sum is σ = 66889774080. Its totient is φ = 43584613600.

The previous prime is 55110044497. The next prime is 55110044537. The reversal of 55110044515 is 51544001155.

It is not a de Polignac number, because 55110044515 - 2¹¹ = 55110042467 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 148740 + ... + 363790.

It is an arithmetic number, because the mean of its divisors is an integer number (4180610880).

Almost surely, 2^55110044515 is an apocalyptic number.

55110044515 is a deficient number, since it is larger than the sum of its proper divisors (11779729565).

55110044515 is a wasteful number, since it uses less digits than its factorization.

55110044515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215642.

The product of its (nonzero) digits is 10000, while the sum is 31.

The spelling of 55110044515 in words is "fifty-five billion, one hundred ten million, forty-four thousand, five hundred fifteen".