54321770899 has 8 divisors (see below), whose sum is σ = 59506009200. Its totient is φ = 49178515200.

The previous prime is 54321770821. The next prime is 54321770903. The reversal of 54321770899 is 99807712345.

It is a happy number.

54321770899 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 54321770899 - 2²⁷ = 54187553171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54321770809) 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, 10242874 + ... + 10248175.

It is an arithmetic number, because the mean of its divisors is an integer number (7438251150).

Almost surely, 2^54321770899 is an apocalyptic number.

54321770899 is a deficient number, since it is larger than the sum of its proper divisors (5184238301).

54321770899 is a wasteful number, since it uses less digits than its factorization.

54321770899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20491301.

The product of its (nonzero) digits is 3810240, while the sum is 55.

The spelling of 54321770899 in words is "fifty-four billion, three hundred twenty-one million, seven hundred seventy thousand, eight hundred ninety-nine".