401243344003232 has 12 divisors (see below), whose sum is σ = 789947833506426. Its totient is φ = 200621672001600.

The previous prime is 401243344003223. The next prime is 401243344003253. The reversal of 401243344003232 is 232300443342104.

It can be written as a sum of positive squares in only one way, i.e., 401163885413776 + 79458589456 = 20029076^2 + 281884^2 .

It is a super-2 number, since 2×401243344003232² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401243344003192 and 401243344003201.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6269427250019 + ... + 6269427250082.

Almost surely, 2^{401243344003232} is an apocalyptic number.

It is an amenable number.

401243344003232 is a deficient number, since it is larger than the sum of its proper divisors (388704489503194).

401243344003232 is a wasteful number, since it uses less digits than its factorization.

401243344003232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12538854500111 (or 12538854500103 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 35.

Adding to 401243344003232 its reverse (232300443342104), we get a palindrome (633543787345336).

The spelling of 401243344003232 in words is "four hundred one trillion, two hundred forty-three billion, three hundred forty-four million, three thousand, two hundred thirty-two".