40621423346 has 16 divisors (see below), whose sum is σ = 69640978176. Its totient is φ = 17408118336.

The previous prime is 40621423291. The next prime is 40621423351. The reversal of 40621423346 is 64332412604.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176135 + ... + 335061.

It is an arithmetic number, because the mean of its divisors is an integer number (4352561136).

Almost surely, 2^40621423346 is an apocalyptic number.

40621423346 is a deficient number, since it is larger than the sum of its proper divisors (29019554830).

40621423346 is a wasteful number, since it uses less digits than its factorization.

40621423346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177193.

The product of its (nonzero) digits is 82944, while the sum is 35.

The spelling of 40621423346 in words is "forty billion, six hundred twenty-one million, four hundred twenty-three thousand, three hundred forty-six".