40968607679 has 16 divisors (see below), whose sum is σ = 43212903840. Its totient is φ = 38797545600.

The previous prime is 40968607643. The next prime is 40968607739. The reversal of 40968607679 is 97670686904.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40968607679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40968607639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127577 + ... + 313389.

It is an arithmetic number, because the mean of its divisors is an integer number (2700806490).

Almost surely, 2^40968607679 is an apocalyptic number.

40968607679 is a deficient number, since it is larger than the sum of its proper divisors (2244296161).

40968607679 is a wasteful number, since it uses less digits than its factorization.

40968607679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186010.

The product of its (nonzero) digits is 27433728, while the sum is 62.

The spelling of 40968607679 in words is "forty billion, nine hundred sixty-eight million, six hundred seven thousand, six hundred seventy-nine".