1243133743716 has 48 divisors (see below), whose sum is σ = 3224241175680. Its totient is φ = 414210535200.

The previous prime is 1243133743699. The next prime is 1243133743723. The reversal of 1243133743716 is 6173473313421.

1243133743716 is a `hidden beast` number, since 1 + 243 + 1 + 3 + 37 + 4 + 371 + 6 = 666.

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, 2055960 + ... + 2590991.

It is an arithmetic number, because the mean of its divisors is an integer number (67171691160).

Almost surely, 2^{1243133743716} is an apocalyptic number.

It is an amenable number.

1243133743716 is an abundant number, since it is smaller than the sum of its proper divisors (1981107431964).

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

1243133743716 is a wasteful number, since it uses less digits than its factorization.

1243133743716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4649441 (or 4649433 counting only the distinct ones).

The product of its digits is 762048, while the sum is 45.

The spelling of 1243133743716 in words is "one trillion, two hundred forty-three billion, one hundred thirty-three million, seven hundred forty-three thousand, seven hundred sixteen".