55123553514 has 16 divisors (see below), whose sum is σ = 110254882752. Its totient is φ = 18373221888.

The previous prime is 55123553489. The next prime is 55123553519. The reversal of 55123553514 is 41535532155.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55123553519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229719 + ... + 403754.

It is an arithmetic number, because the mean of its divisors is an integer number (6890930172).

Almost surely, 2^55123553514 is an apocalyptic number.

55123553514 is an abundant number, since it is smaller than the sum of its proper divisors (55131329238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55123553514 is a wasteful number, since it uses less digits than its factorization.

55123553514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647981.

The product of its digits is 225000, while the sum is 39.

The spelling of 55123553514 in words is "fifty-five billion, one hundred twenty-three million, five hundred fifty-three thousand, five hundred fourteen".