54550134523 has 4 divisors (see below), whose sum is σ = 54553978728. Its totient is φ = 54546290320.

The previous prime is 54550134511. The next prime is 54550134539. The reversal of 54550134523 is 32543105545.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54550134523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54550134503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1900738 + ... + 1929223.

It is an arithmetic number, because the mean of its divisors is an integer number (13638494682).

Almost surely, 2^54550134523 is an apocalyptic number.

54550134523 is a deficient number, since it is larger than the sum of its proper divisors (3844205).

54550134523 is a wasteful number, since it uses less digits than its factorization.

54550134523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3844204.

The product of its (nonzero) digits is 180000, while the sum is 37.

The spelling of 54550134523 in words is "fifty-four billion, five hundred fifty million, one hundred thirty-four thousand, five hundred twenty-three".