54425555 has 4 divisors (see below), whose sum is σ = 65310672. Its totient is φ = 43540440.

The previous prime is 54425543. The next prime is 54425561. The reversal of 54425555 is 55552445.

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

It is not a de Polignac number, because 54425555 - 2²⁰ = 53376979 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5442551 + ... + 5442560.

It is an arithmetic number, because the mean of its divisors is an integer number (16327668).

Almost surely, 2^54425555 is an apocalyptic number.

54425555 is a deficient number, since it is larger than the sum of its proper divisors (10885117).

54425555 is a wasteful number, since it uses less digits than its factorization.

54425555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10885116.

The product of its digits is 100000, while the sum is 35.

The square root of 54425555 is about 7377.3677555074. The cubic root of 54425555 is about 378.9666175465.

The spelling of 54425555 in words is "fifty-four million, four hundred twenty-five thousand, five hundred fifty-five".