40321233019 has 2 divisors, whose sum is σ = 40321233020. Its totient is φ = 40321233018.

The previous prime is 40321232951. The next prime is 40321233041. The reversal of 40321233019 is 91033212304.

40321233019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40321233019 - 2²¹ = 40319135867 is a prime.

It is a super-2 number, since 2×40321233019² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40321233049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20160616509 + 20160616510.

It is an arithmetic number, because the mean of its divisors is an integer number (20160616510).

Almost surely, 2^40321233019 is an apocalyptic number.

40321233019 is a deficient number, since it is larger than the sum of its proper divisors (1).

40321233019 is an equidigital number, since it uses as much as digits as its factorization.

40321233019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 28.

The spelling of 40321233019 in words is "forty billion, three hundred twenty-one million, two hundred thirty-three thousand, nineteen".