5423191893 has 64 divisors (see below), whose sum is σ = 9730828800. Its totient is φ = 2919006720.

The previous prime is 5423191883. The next prime is 5423191897. The reversal of 5423191893 is 3981913245.

It is a happy number.

5423191893 is a `hidden beast` number, since 542 + 3 + 1 + 9 + 18 + 93 = 666.

It is not a de Polignac number, because 5423191893 - 2⁴ = 5423191877 is a prime.

It is a super-2 number, since 2×5423191893² = 58822020616601846898, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5423191897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 212655 + ... + 236787.

It is an arithmetic number, because the mean of its divisors is an integer number (152044200).

Almost surely, 2^5423191893 is an apocalyptic number.

It is an amenable number.

5423191893 is a deficient number, since it is larger than the sum of its proper divisors (4307636907).

5423191893 is a wasteful number, since it uses less digits than its factorization.

5423191893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24219 (or 24213 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 5423191893 is about 73642.3240602848. The cubic root of 5423191893 is about 1756.9186672161.

The spelling of 5423191893 in words is "five billion, four hundred twenty-three million, one hundred ninety-one thousand, eight hundred ninety-three".