54565851 has 8 divisors (see below), whose sum is σ = 73059840. Its totient is φ = 36224552.

The previous prime is 54565837. The next prime is 54565871. The reversal of 54565851 is 15856545.

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

It is a cyclic number.

It is not a de Polignac number, because 54565851 - 2²² = 50371547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54565831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37335 + ... + 38768.

It is an arithmetic number, because the mean of its divisors is an integer number (9132480).

Almost surely, 2^54565851 is an apocalyptic number.

54565851 is a deficient number, since it is larger than the sum of its proper divisors (18493989).

54565851 is a wasteful number, since it uses less digits than its factorization.

54565851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76345.

The product of its digits is 120000, while the sum is 39.

The square root of 54565851 is about 7386.8701761978. The cubic root of 54565851 is about 379.2919664354.

The spelling of 54565851 in words is "fifty-four million, five hundred sixty-five thousand, eight hundred fifty-one".