40420422246 has 8 divisors (see below), whose sum is σ = 80840844504. Its totient is φ = 13473474080.

The previous prime is 40420422223. The next prime is 40420422247. The reversal of 40420422246 is 64222402404.

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

40420422246 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40420422247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3368368515 + ... + 3368368526.

It is an arithmetic number, because the mean of its divisors is an integer number (10105105563).

Almost surely, 2^40420422246 is an apocalyptic number.

40420422246 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40420422246 is a wasteful number, since it uses less digits than its factorization.

40420422246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6736737046.

The product of its (nonzero) digits is 24576, while the sum is 30.

The spelling of 40420422246 in words is "forty billion, four hundred twenty million, four hundred twenty-two thousand, two hundred forty-six".