54550686 has 16 divisors (see below), whose sum is σ = 109177344. Its totient is φ = 18170904.

The previous prime is 54550667. The next prime is 54550693. The reversal of 54550686 is 68605545.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11155 + ... + 15281.

It is an arithmetic number, because the mean of its divisors is an integer number (6823584).

Almost surely, 2^54550686 is an apocalyptic number.

54550686 is an abundant number, since it is smaller than the sum of its proper divisors (54626658).

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

54550686 is a wasteful number, since it uses less digits than its factorization.

54550686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6335.

The product of its (nonzero) digits is 144000, while the sum is 39.

The square root of 54550686 is about 7385.8436214152. The cubic root of 54550686 is about 379.2568254359.

The spelling of 54550686 in words is "fifty-four million, five hundred fifty thousand, six hundred eighty-six".