40270077719 has 2 divisors, whose sum is σ = 40270077720. Its totient is φ = 40270077718.

The previous prime is 40270077667. The next prime is 40270077811. The reversal of 40270077719 is 91777007204.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40270077719 is a prime.

It is a super-2 number, since 2×40270077719² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40270077719.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40270077119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20135038859 + 20135038860.

It is an arithmetic number, because the mean of its divisors is an integer number (20135038860).

Almost surely, 2^40270077719 is an apocalyptic number.

40270077719 is a deficient number, since it is larger than the sum of its proper divisors (1).

40270077719 is an equidigital number, since it uses as much as digits as its factorization.

40270077719 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172872, while the sum is 44.

The spelling of 40270077719 in words is "forty billion, two hundred seventy million, seventy-seven thousand, seven hundred nineteen".