400241034421224 has 128 divisors (see below), whose sum is σ = 1062042899097600. Its totient is φ = 125259908336640.

The previous prime is 400241034421201. The next prime is 400241034421231. The reversal of 400241034421224 is 422124430142004.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4421970129 + ... + 4422060639.

It is an arithmetic number, because the mean of its divisors is an integer number (8297210149200).

Almost surely, 2^{400241034421224} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 400241034421224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (531021449548800).

400241034421224 is an abundant number, since it is smaller than the sum of its proper divisors (661801864676376).

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

400241034421224 is a wasteful number, since it uses less digits than its factorization.

400241034421224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116823 (or 116819 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 33.

Adding to 400241034421224 its reverse (422124430142004), we get a palindrome (822365464563228).

The spelling of 400241034421224 in words is "four hundred trillion, two hundred forty-one billion, thirty-four million, four hundred twenty-one thousand, two hundred twenty-four".