40670064419 has 2 divisors, whose sum is σ = 40670064420. Its totient is φ = 40670064418.

The previous prime is 40670064367. The next prime is 40670064469. The reversal of 40670064419 is 91446007604.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40670064419 - 2²⁰ = 40669015843 is a prime.

It is a super-2 number, since 2×40670064419² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40670064469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20335032209 + 20335032210.

It is an arithmetic number, because the mean of its divisors is an integer number (20335032210).

Almost surely, 2^40670064419 is an apocalyptic number.

40670064419 is a deficient number, since it is larger than the sum of its proper divisors (1).

40670064419 is an equidigital number, since it uses as much as digits as its factorization.

40670064419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 40670064419 in words is "forty billion, six hundred seventy million, sixty-four thousand, four hundred nineteen".