54405658 has 8 divisors (see below), whose sum is σ = 82331028. Its totient is φ = 26961984.

The previous prime is 54405629. The next prime is 54405677. The reversal of 54405658 is 85650445.

54405658 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 46826649 + 7579009 = 6843^2 + 2753^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120141 + ... + 120592.

Almost surely, 2^54405658 is an apocalyptic number.

54405658 is a deficient number, since it is larger than the sum of its proper divisors (27925370).

54405658 is a wasteful number, since it uses less digits than its factorization.

54405658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240848.

The product of its (nonzero) digits is 96000, while the sum is 37.

The square root of 54405658 is about 7376.0191160273. The cubic root of 54405658 is about 378.9204308005.

The spelling of 54405658 in words is "fifty-four million, four hundred five thousand, six hundred fifty-eight".