40412443667 has 8 divisors (see below), whose sum is σ = 41063756496. Its totient is φ = 39762546912.

The previous prime is 40412443651. The next prime is 40412443693. The reversal of 40412443667 is 76634421404.

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 40412443667 - 2⁴ = 40412443651 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40412440667) 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, 296408 + ... + 410709.

It is an arithmetic number, because the mean of its divisors is an integer number (5132969562).

Almost surely, 2^40412443667 is an apocalyptic number.

40412443667 is a deficient number, since it is larger than the sum of its proper divisors (651312829).

40412443667 is an equidigital number, since it uses as much as digits as its factorization.

40412443667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708037.

The product of its (nonzero) digits is 387072, while the sum is 41.

The spelling of 40412443667 in words is "forty billion, four hundred twelve million, four hundred forty-three thousand, six hundred sixty-seven".