40023334019 has 2 divisors, whose sum is σ = 40023334020. Its totient is φ = 40023334018.

The previous prime is 40023334007. The next prime is 40023334037. The reversal of 40023334019 is 91043332004.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40023334019 is a prime.

It is a super-2 number, since 2×40023334019² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40023333982 and 40023334000.

It is not a weakly prime, because it can be changed into another prime (40023334049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20011667009 + 20011667010.

It is an arithmetic number, because the mean of its divisors is an integer number (20011667010).

Almost surely, 2^40023334019 is an apocalyptic number.

40023334019 is a deficient number, since it is larger than the sum of its proper divisors (1).

40023334019 is an equidigital number, since it uses as much as digits as its factorization.

40023334019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 29.

The spelling of 40023334019 in words is "forty billion, twenty-three million, three hundred thirty-four thousand, nineteen".