40536268868807 has 4 divisors (see below), whose sum is σ = 40563529306656. Its totient is φ = 40509008430960.

The previous prime is 40536268868681. The next prime is 40536268868839. The reversal of 40536268868807 is 70886886263504.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40536268868807 - 2¹⁴ = 40536268852423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40536268861807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13630216694 + ... + 13630219667.

It is an arithmetic number, because the mean of its divisors is an integer number (10140882326664).

Almost surely, 2^{40536268868807} is an apocalyptic number.

40536268868807 is a deficient number, since it is larger than the sum of its proper divisors (27260437849).

40536268868807 is a wasteful number, since it uses less digits than its factorization.

40536268868807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27260437848.

The product of its (nonzero) digits is 743178240, while the sum is 71.

The spelling of 40536268868807 in words is "forty trillion, five hundred thirty-six billion, two hundred sixty-eight million, eight hundred sixty-eight thousand, eight hundred seven".