54223223505 has 16 divisors (see below), whose sum is σ = 94644172224. Its totient is φ = 26290047680.

The previous prime is 54223223503. The next prime is 54223223507. The reversal of 54223223505 is 50532232245.

It is an interprime number because it is at equal distance from previous prime (54223223503) and next prime (54223223507).

It is not a de Polignac number, because 54223223505 - 2¹ = 54223223503 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (54223223503) 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, 164312634 + ... + 164312963.

It is an arithmetic number, because the mean of its divisors is an integer number (5915260764).

Almost surely, 2^54223223505 is an apocalyptic number.

54223223505 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54223223505 is a deficient number, since it is larger than the sum of its proper divisors (40420948719).

54223223505 is a wasteful number, since it uses less digits than its factorization.

54223223505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328625616.

The product of its (nonzero) digits is 72000, while the sum is 33.

The spelling of 54223223505 in words is "fifty-four billion, two hundred twenty-three million, two hundred twenty-three thousand, five hundred five".