4692145509 has 32 divisors (see below), whose sum is σ = 7358313600. Its totient is φ = 2949972480.

The previous prime is 4692145499. The next prime is 4692145517. The reversal of 4692145509 is 9055412964.

4692145509 is a `hidden beast` number, since 4 + 6 + 92 + 1 + 4 + 550 + 9 = 666.

It is not a de Polignac number, because 4692145509 - 2⁹ = 4692144997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4692145519) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36012 + ... + 103349.

It is an arithmetic number, because the mean of its divisors is an integer number (229947300).

Almost surely, 2^4692145509 is an apocalyptic number.

It is an amenable number.

4692145509 is a deficient number, since it is larger than the sum of its proper divisors (2666168091).

4692145509 is a wasteful number, since it uses less digits than its factorization.

4692145509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139442 (or 139436 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The square root of 4692145509 is about 68499.2372877246. The cubic root of 4692145509 is about 1674.1350560991.

The spelling of 4692145509 in words is "four billion, six hundred ninety-two million, one hundred forty-five thousand, five hundred nine".