403443220412 has 6 divisors (see below), whose sum is σ = 706025635728. Its totient is φ = 201721610204.

The previous prime is 403443220403. The next prime is 403443220447. The reversal of 403443220412 is 214022344304.

It is a super-2 number, since 2×403443220412² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50430402548 + ... + 50430402555.

It is an arithmetic number, because the mean of its divisors is an integer number (117670939288).

Almost surely, 2^403443220412 is an apocalyptic number.

It is an amenable number.

403443220412 is a deficient number, since it is larger than the sum of its proper divisors (302582415316).

403443220412 is a wasteful number, since it uses less digits than its factorization.

403443220412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100860805107 (or 100860805105 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 403443220412 its reverse (214022344304), we get a palindrome (617465564716).

The spelling of 403443220412 in words is "four hundred three billion, four hundred forty-three million, two hundred twenty thousand, four hundred twelve".