8618540345 has 16 divisors (see below), whose sum is σ = 10575714240. Its totient is φ = 6740481600.

The previous prime is 8618540339. The next prime is 8618540407. The reversal of 8618540345 is 5430458168.

It is not a de Polignac number, because 8618540345 - 2²⁰ = 8617491769 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8618540296 and 8618540305.

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, 27311 + ... + 134100.

It is an arithmetic number, because the mean of its divisors is an integer number (660982140).

Almost surely, 2^8618540345 is an apocalyptic number.

It is an amenable number.

8618540345 is a deficient number, since it is larger than the sum of its proper divisors (1957173895).

8618540345 is a wasteful number, since it uses less digits than its factorization.

8618540345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161656.

The product of its (nonzero) digits is 460800, while the sum is 44.

The square root of 8618540345 is about 92836.0939775042. The cubic root of 8618540345 is about 2050.2708620882.

The spelling of 8618540345 in words is "eight billion, six hundred eighteen million, five hundred forty thousand, three hundred forty-five".