400222343154 has 8 divisors (see below), whose sum is σ = 800444686320. Its totient is φ = 133407447716.

The previous prime is 400222343149. The next prime is 400222343197. The reversal of 400222343154 is 451343222004.

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

400222343154 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33351861924 + ... + 33351861935.

It is an arithmetic number, because the mean of its divisors is an integer number (100055585790).

Almost surely, 2^400222343154 is an apocalyptic number.

400222343154 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.

400222343154 is a wasteful number, since it uses less digits than its factorization.

400222343154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66703723864.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 400222343154 its reverse (451343222004), we get a palindrome (851565565158).

The spelling of 400222343154 in words is "four hundred billion, two hundred twenty-two million, three hundred forty-three thousand, one hundred fifty-four".