19472024401 has 4 divisors (see below), whose sum is σ = 19512008512. Its totient is φ = 19432040292.

The previous prime is 19472024387. The next prime is 19472024413. The reversal of 19472024401 is 10442027491.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 19472024401 - 2³³ = 10882089809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (19472024491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19991325 + ... + 19992298.

It is an arithmetic number, because the mean of its divisors is an integer number (4878002128).

Almost surely, 2^19472024401 is an apocalyptic number.

It is an amenable number.

19472024401 is a deficient number, since it is larger than the sum of its proper divisors (39984111).

19472024401 is an equidigital number, since it uses as much as digits as its factorization.

19472024401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39984110.

The product of its (nonzero) digits is 16128, while the sum is 34.

The spelling of 19472024401 in words is "nineteen billion, four hundred seventy-two million, twenty-four thousand, four hundred one".