7746843451313 has 4 divisors (see below), whose sum is σ = 7749220516080. Its totient is φ = 7744466386548.

The previous prime is 7746843451271. The next prime is 7746843451331. The reversal of 7746843451313 is 3131543486477.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 7746843451313 - 2¹⁶ = 7746843385777 is a prime.

It is a super-2 number, since 2×7746843451313² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7746843481313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1188527495 + ... + 1188534012.

It is an arithmetic number, because the mean of its divisors is an integer number (1937305129020).

Almost surely, 2^{7746843451313} is an apocalyptic number.

It is an amenable number.

7746843451313 is a deficient number, since it is larger than the sum of its proper divisors (2377064767).

7746843451313 is a wasteful number, since it uses less digits than its factorization.

7746843451313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2377064766.

The product of its digits is 20321280, while the sum is 56.

The spelling of 7746843451313 in words is "seven trillion, seven hundred forty-six billion, eight hundred forty-three million, four hundred fifty-one thousand, three hundred thirteen".