40340004073723 has 2 divisors, whose sum is σ = 40340004073724. Its totient is φ = 40340004073722.

The previous prime is 40340004073693. The next prime is 40340004073739. The reversal of 40340004073723 is 32737040004304.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40340004073723 - 2³⁷ = 40202565120251 is a prime.

It is not a weakly prime, because it can be changed into another prime (40340004173723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20170002036861 + 20170002036862.

It is an arithmetic number, because the mean of its divisors is an integer number (20170002036862).

Almost surely, 2^{40340004073723} is an apocalyptic number.

40340004073723 is a deficient number, since it is larger than the sum of its proper divisors (1).

40340004073723 is an equidigital number, since it uses as much as digits as its factorization.

40340004073723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 169344, while the sum is 37.

The spelling of 40340004073723 in words is "forty trillion, three hundred forty billion, four million, seventy-three thousand, seven hundred twenty-three".