8540938485 has 112 divisors (see below), whose sum is σ = 15808452480. Its totient is φ = 4426254720.

The previous prime is 8540938481. The next prime is 8540938487. The reversal of 8540938485 is 5848390458.

8540938485 is a `hidden beast` number, since 8 + 540 + 93 + 8 + 4 + 8 + 5 = 666.

It is not a de Polignac number, because 8540938485 - 2² = 8540938481 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8540938481) by changing a digit.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 23790736 + ... + 23791094.

Almost surely, 2^8540938485 is an apocalyptic number.

It is an amenable number.

8540938485 is a deficient number, since it is larger than the sum of its proper divisors (7267513995).

8540938485 is a wasteful number, since it uses less digits than its factorization.

8540938485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550 (or 535 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 54.

The square root of 8540938485 is about 92417.1979936635. The cubic root of 8540938485 is about 2044.0987123186.

The spelling of 8540938485 in words is "eight billion, five hundred forty million, nine hundred thirty-eight thousand, four hundred eighty-five".