54549618699 has 8 divisors (see below), whose sum is σ = 72782681920. Its totient is φ = 36341483976.

The previous prime is 54549618647. The next prime is 54549618763. The reversal of 54549618699 is 99681694545.

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

It is not a de Polignac number, because 54549618699 - 2²³ = 54541230091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54549618619) 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, 6227017 + ... + 6235770.

It is an arithmetic number, because the mean of its divisors is an integer number (9097835240).

Almost surely, 2^54549618699 is an apocalyptic number.

54549618699 is a deficient number, since it is larger than the sum of its proper divisors (18233063221).

54549618699 is a wasteful number, since it uses less digits than its factorization.

54549618699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12464249.

The product of its digits is 83980800, while the sum is 66.

The spelling of 54549618699 in words is "fifty-four billion, five hundred forty-nine million, six hundred eighteen thousand, six hundred ninety-nine".