40338698179 has 8 divisors (see below), whose sum is σ = 43500153312. Its totient is φ = 37185597120.

The previous prime is 40338698173. The next prime is 40338698227. The reversal of 40338698179 is 97189683304.

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 40338698179 - 2³ = 40338698171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40338698171) 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, 2078482 + ... + 2097799.

It is an arithmetic number, because the mean of its divisors is an integer number (5437519164).

Almost surely, 2^40338698179 is an apocalyptic number.

40338698179 is a deficient number, since it is larger than the sum of its proper divisors (3161455133).

40338698179 is a wasteful number, since it uses less digits than its factorization.

40338698179 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4177037.

The product of its (nonzero) digits is 7838208, while the sum is 58.

The spelling of 40338698179 in words is "forty billion, three hundred thirty-eight million, six hundred ninety-eight thousand, one hundred seventy-nine".