15343527745 has 24 divisors (see below), whose sum is σ = 22785731136. Its totient is φ = 9711943488.

The previous prime is 15343527709. The next prime is 15343527757. The reversal of 15343527745 is 54772534351.

It is not a de Polignac number, because 15343527745 - 2⁹ = 15343527233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15343527695 and 15343527704.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1291087 + ... + 1302916.

It is an arithmetic number, because the mean of its divisors is an integer number (949405464).

Almost surely, 2^15343527745 is an apocalyptic number.

It is an amenable number.

15343527745 is a deficient number, since it is larger than the sum of its proper divisors (7442203391).

15343527745 is a wasteful number, since it uses less digits than its factorization.

15343527745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2594041 (or 2594028 counting only the distinct ones).

The product of its digits is 1764000, while the sum is 46.

The spelling of 15343527745 in words is "fifteen billion, three hundred forty-three million, five hundred twenty-seven thousand, seven hundred forty-five".