40340670070065 has 16 divisors (see below), whose sum is σ = 65603188049856. Its totient is φ = 21162318724800.

The previous prime is 40340670070037. The next prime is 40340670070073. The reversal of 40340670070065 is 56007007604304.

It is a happy number.

It is not a de Polignac number, because 40340670070065 - 2⁸ = 40340670069809 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40340670069999 and 40340670070026.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22044081091 + ... + 22044082920.

It is an arithmetic number, because the mean of its divisors is an integer number (4100199253116).

Almost surely, 2^{40340670070065} is an apocalyptic number.

It is an amenable number.

40340670070065 is a deficient number, since it is larger than the sum of its proper divisors (25262517979791).

40340670070065 is a wasteful number, since it uses less digits than its factorization.

40340670070065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44088164080.

The product of its (nonzero) digits is 423360, while the sum is 42.

Adding to 40340670070065 its reverse (56007007604304), we get a palindrome (96347677674369).

The spelling of 40340670070065 in words is "forty trillion, three hundred forty billion, six hundred seventy million, seventy thousand, sixty-five".