54357686 has 4 divisors (see below), whose sum is σ = 81536532. Its totient is φ = 27178842.

The previous prime is 54357683. The next prime is 54357691. The reversal of 54357686 is 68675345.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 68675345 = 5 ⋅13735069.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54357683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13589420 + ... + 13589423.

It is an arithmetic number, because the mean of its divisors is an integer number (20384133).

Almost surely, 2^54357686 is an apocalyptic number.

54357686 is a deficient number, since it is larger than the sum of its proper divisors (27178846).

54357686 is a wasteful number, since it uses less digits than its factorization.

54357686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27178845.

The product of its digits is 604800, while the sum is 44.

The square root of 54357686 is about 7372.7665092555. The cubic root of 54357686 is about 378.8090274596.

The spelling of 54357686 in words is "fifty-four million, three hundred fifty-seven thousand, six hundred eighty-six".