8292731745 has 64 divisors (see below), whose sum is σ = 13897128960. Its totient is φ = 4218697728.

The previous prime is 8292731717. The next prime is 8292731779. The reversal of 8292731745 is 5471372928.

It is a happy number.

It is not a de Polignac number, because 8292731745 - 2⁷ = 8292731617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8292731694 and 8292731703.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7980936 + ... + 7981974.

It is an arithmetic number, because the mean of its divisors is an integer number (217142640).

Almost surely, 2^8292731745 is an apocalyptic number.

It is an amenable number.

8292731745 is a deficient number, since it is larger than the sum of its proper divisors (5604397215).

8292731745 is a wasteful number, since it uses less digits than its factorization.

8292731745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1354.

The product of its digits is 846720, while the sum is 48.

The square root of 8292731745 is about 91064.4373232493. The cubic root of 8292731745 is about 2024.1026757456.

The spelling of 8292731745 in words is "eight billion, two hundred ninety-two million, seven hundred thirty-one thousand, seven hundred forty-five".