400020322466 has 8 divisors (see below), whose sum is σ = 600133193424. Its totient is φ = 199975924660.

The previous prime is 400020322433. The next prime is 400020322487. The reversal of 400020322466 is 664223020004.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17103680 + ... + 17127051.

It is an arithmetic number, because the mean of its divisors is an integer number (75016649178).

Almost surely, 2^400020322466 is an apocalyptic number.

400020322466 is a deficient number, since it is larger than the sum of its proper divisors (200112870958).

400020322466 is a wasteful number, since it uses less digits than its factorization.

400020322466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34236576.

The product of its (nonzero) digits is 13824, while the sum is 29.

The spelling of 400020322466 in words is "four hundred billion, twenty million, three hundred twenty-two thousand, four hundred sixty-six".