40340740336671 has 16 divisors (see below), whose sum is σ = 53799386941440. Its totient is φ = 26887960893120.

The previous prime is 40340740336669. The next prime is 40340740336829. The reversal of 40340740336671 is 17663304704304.

It is not a de Polignac number, because 40340740336671 - 2¹ = 40340740336669 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40340740336671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40340740336651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 329727516 + ... + 329849838.

It is an arithmetic number, because the mean of its divisors is an integer number (3362461683840).

Almost surely, 2^{40340740336671} is an apocalyptic number.

40340740336671 is a deficient number, since it is larger than the sum of its proper divisors (13458646604769).

40340740336671 is a wasteful number, since it uses less digits than its factorization.

40340740336671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145406.

The product of its (nonzero) digits is 3048192, while the sum is 48.

The spelling of 40340740336671 in words is "forty trillion, three hundred forty billion, seven hundred forty million, three hundred thirty-six thousand, six hundred seventy-one".