401154222234 has 16 divisors (see below), whose sum is σ = 803351767680. Its totient is φ = 133544186880.

The previous prime is 401154222193. The next prime is 401154222241. The reversal of 401154222234 is 432222451104.

It is a happy 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, 43466802 + ... + 43476029.

It is an arithmetic number, because the mean of its divisors is an integer number (50209485480).

Almost surely, 2^401154222234 is an apocalyptic number.

401154222234 is an abundant number, since it is smaller than the sum of its proper divisors (402197545446).

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

401154222234 is a wasteful number, since it uses less digits than its factorization.

401154222234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86943605.

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 401154222234 its reverse (432222451104), we get a palindrome (833376673338).

The spelling of 401154222234 in words is "four hundred one billion, one hundred fifty-four million, two hundred twenty-two thousand, two hundred thirty-four".