401442313232 has 10 divisors (see below), whose sum is σ = 777794481918. Its totient is φ = 200721156608.

The previous prime is 401442313199. The next prime is 401442313241. The reversal of 401442313232 is 232313244104.

It can be written as a sum of positive squares in only one way, i.e., 386988503056 + 14453810176 = 622084^2 + 120224^2 .

It is a super-2 number, since 2×401442313232² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401442313195 and 401442313204.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12545072273 + ... + 12545072304.

Almost surely, 2^401442313232 is an apocalyptic number.

It is an amenable number.

401442313232 is a deficient number, since it is larger than the sum of its proper divisors (376352168686).

401442313232 is a wasteful number, since it uses less digits than its factorization.

401442313232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25090144585 (or 25090144579 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 401442313232 its reverse (232313244104), we get a palindrome (633755557336).

The spelling of 401442313232 in words is "four hundred one billion, four hundred forty-two million, three hundred thirteen thousand, two hundred thirty-two".