55015254123 has 16 divisors (see below), whose sum is σ = 77754291840. Its totient is φ = 34481287296.

The previous prime is 55015254103. The next prime is 55015254131. The reversal of 55015254123 is 32145251055.

55015254123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55015254123 - 2¹⁰ = 55015253099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55015254103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 548413 + ... + 640926.

It is an arithmetic number, because the mean of its divisors is an integer number (4859643240).

Almost surely, 2^55015254123 is an apocalyptic number.

55015254123 is a deficient number, since it is larger than the sum of its proper divisors (22739037717).

55015254123 is a wasteful number, since it uses less digits than its factorization.

55015254123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190266.

The product of its (nonzero) digits is 30000, while the sum is 33.

The spelling of 55015254123 in words is "fifty-five billion, fifteen million, two hundred fifty-four thousand, one hundred twenty-three".