40343919463 has 8 divisors (see below), whose sum is σ = 40965585408. Its totient is φ = 39724118784.

The previous prime is 40343919433. The next prime is 40343919479. The reversal of 40343919463 is 36491934304.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40343919463 - 2¹³ = 40343911271 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 (40343919433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 422695 + ... + 509272.

It is an arithmetic number, because the mean of its divisors is an integer number (5120698176).

Almost surely, 2^40343919463 is an apocalyptic number.

40343919463 is a deficient number, since it is larger than the sum of its proper divisors (621665945).

40343919463 is an equidigital number, since it uses as much as digits as its factorization.

40343919463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932633.

The product of its (nonzero) digits is 839808, while the sum is 46.

The spelling of 40343919463 in words is "forty billion, three hundred forty-three million, nine hundred nineteen thousand, four hundred sixty-three".