3143552232440 has 64 divisors (see below), whose sum is σ = 7109740461600. Its totient is φ = 1250896649728.

The previous prime is 3143552232427. The next prime is 3143552232473. The reversal of 3143552232440 is 442322553413.

It is a junction number, because it is equal to n+sod(n) for n = 3143552232394 and 3143552232403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11459606 + ... + 11730714.

Almost surely, 2^{3143552232440} is an apocalyptic number.

It is an amenable number.

3143552232440 is an abundant number, since it is smaller than the sum of its proper divisors (3966188229160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3143552232440 is a wasteful number, since it uses less digits than its factorization.

3143552232440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272624 (or 272620 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 38.

Adding to 3143552232440 its reverse (442322553413), we get a palindrome (3585874785853).

The spelling of 3143552232440 in words is "three trillion, one hundred forty-three billion, five hundred fifty-two million, two hundred thirty-two thousand, four hundred forty".