1313742561016 has 32 divisors (see below), whose sum is σ = 2468001206880. Its totient is φ = 655609651200.

The previous prime is 1313742561013. The next prime is 1313742561017. The reversal of 1313742561016 is 6101652473131.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1313742561016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313742561013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14605861 + ... + 14695531.

It is an arithmetic number, because the mean of its divisors is an integer number (77125037715).

Almost surely, 2^{1313742561016} is an apocalyptic number.

It is an amenable number.

1313742561016 is a deficient number, since it is larger than the sum of its proper divisors (1154258645864).

1313742561016 is a wasteful number, since it uses less digits than its factorization.

1313742561016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93175 (or 93171 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 1313742561016 in words is "one trillion, three hundred thirteen billion, seven hundred forty-two million, five hundred sixty-one thousand, sixteen".