549854457 has 16 divisors (see below), whose sum is σ = 758231040. Its totient is φ = 354221712.

The previous prime is 549854441. The next prime is 549854467. The reversal of 549854457 is 754458945.

It is not a de Polignac number, because 549854457 - 2⁴ = 549854441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (549854467) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13543 + ... + 35820.

It is an arithmetic number, because the mean of its divisors is an integer number (47389440).

Almost surely, 2^549854457 is an apocalyptic number.

It is an amenable number.

549854457 is a deficient number, since it is larger than the sum of its proper divisors (208376583).

549854457 is a wasteful number, since it uses less digits than its factorization.

549854457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49492.

The product of its digits is 4032000, while the sum is 51.

The square root of 549854457 is about 23448.9756066230. The cubic root of 549854457 is about 819.2489936335.

The spelling of 549854457 in words is "five hundred forty-nine million, eight hundred fifty-four thousand, four hundred fifty-seven".