40684764463 has 16 divisors (see below), whose sum is σ = 49242600000. Its totient is φ = 32814245376.

The previous prime is 40684764443. The next prime is 40684764481. The reversal of 40684764463 is 36446748604.

It is a de Polignac number, because none of the positive numbers 2^k-40684764463 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40684764463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40684764403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 557413 + ... + 626161.

It is an arithmetic number, because the mean of its divisors is an integer number (3077662500).

Almost surely, 2^40684764463 is an apocalyptic number.

40684764463 is a deficient number, since it is larger than the sum of its proper divisors (8557835537).

40684764463 is a wasteful number, since it uses less digits than its factorization.

40684764463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73746.

The product of its (nonzero) digits is 9289728, while the sum is 52.

The spelling of 40684764463 in words is "forty billion, six hundred eighty-four million, seven hundred sixty-four thousand, four hundred sixty-three".