40111445332919 has 2 divisors, whose sum is σ = 40111445332920. Its totient is φ = 40111445332918.

The previous prime is 40111445332877. The next prime is 40111445333087. The reversal of 40111445332919 is 91923354411104.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40111445332919 is a prime.

It is a super-2 number, since 2×40111445332919² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40111445337919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20055722666459 + 20055722666460.

It is an arithmetic number, because the mean of its divisors is an integer number (20055722666460).

Almost surely, 2^{40111445332919} is an apocalyptic number.

40111445332919 is a deficient number, since it is larger than the sum of its proper divisors (1).

40111445332919 is an equidigital number, since it uses as much as digits as its factorization.

40111445332919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 47.

The spelling of 40111445332919 in words is "forty trillion, one hundred eleven billion, four hundred forty-five million, three hundred thirty-two thousand, nine hundred nineteen".