40340037007343 has 2 divisors, whose sum is σ = 40340037007344. Its totient is φ = 40340037007342.

The previous prime is 40340037007301. The next prime is 40340037007373. The reversal of 40340037007343 is 34370073004304.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40340037007343 - 2²² = 40340032813039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40340037007297 and 40340037007306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40340037007373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20170018503671 + 20170018503672.

It is an arithmetic number, because the mean of its divisors is an integer number (20170018503672).

Almost surely, 2^{40340037007343} is an apocalyptic number.

40340037007343 is a deficient number, since it is larger than the sum of its proper divisors (1).

40340037007343 is an equidigital number, since it uses as much as digits as its factorization.

40340037007343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 38.

The spelling of 40340037007343 in words is "forty trillion, three hundred forty billion, thirty-seven million, seven thousand, three hundred forty-three".