1320433342432 has 24 divisors (see below), whose sum is σ = 2601257986152. Its totient is φ = 659796393600.

The previous prime is 1320433342427. The next prime is 1320433342441. The reversal of 1320433342432 is 2342433340231.

It is a super-2 number, since 2×1320433342432² (a number of 25 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 in 3 ways as a sum of consecutive naturals, for example, 13082619 + ... + 13183162.

It is an arithmetic number, because the mean of its divisors is an integer number (108385749423).

Almost surely, 2^{1320433342432} is an apocalyptic number.

It is an amenable number.

1320433342432 is a deficient number, since it is larger than the sum of its proper divisors (1280824643720).

1320433342432 is a wasteful number, since it uses less digits than its factorization.

1320433342432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26267362 (or 26267354 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 34.

Adding to 1320433342432 its reverse (2342433340231), we get a palindrome (3662866682663).

The spelling of 1320433342432 in words is "one trillion, three hundred twenty billion, four hundred thirty-three million, three hundred forty-two thousand, four hundred thirty-two".