400205422243232 has 48 divisors (see below), whose sum is σ = 788115528345600. Its totient is φ = 200049101960448.

The previous prime is 400205422243219. The next prime is 400205422243267. The reversal of 400205422243232 is 232342224502004.

It is a super-2 number, since 2×400205422243232² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 400205422243192 and 400205422243201.

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, 3762442913 + ... + 3762549279.

It is an arithmetic number, because the mean of its divisors is an integer number (16419073507200).

Almost surely, 2^{400205422243232} is an apocalyptic number.

It is an amenable number.

400205422243232 is a deficient number, since it is larger than the sum of its proper divisors (387910106102368).

400205422243232 is a wasteful number, since it uses less digits than its factorization.

400205422243232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136773 (or 136765 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 35.

Adding to 400205422243232 its reverse (232342224502004), we get a palindrome (632547646745236).

The spelling of 400205422243232 in words is "four hundred trillion, two hundred five billion, four hundred twenty-two million, two hundred forty-three thousand, two hundred thirty-two".