54442545 has 32 divisors (see below), whose sum is σ = 89303040. Its totient is φ = 28313280.

The previous prime is 54442523. The next prime is 54442559. The reversal of 54442545 is 54524445.

It is not a de Polignac number, because 54442545 - 2⁵ = 54442513 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 200760 + ... + 201030.

It is an arithmetic number, because the mean of its divisors is an integer number (2790720).

Almost surely, 2^54442545 is an apocalyptic number.

It is an amenable number.

54442545 is a deficient number, since it is larger than the sum of its proper divisors (34860495).

54442545 is a wasteful number, since it uses less digits than its factorization.

54442545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565.

The product of its digits is 64000, while the sum is 33.

The square root of 54442545 is about 7378.5191603736. The cubic root of 54442545 is about 379.0060473876.

The spelling of 54442545 in words is "fifty-four million, four hundred forty-two thousand, five hundred forty-five".