6140074491 has 12 divisors (see below), whose sum is σ = 8872547320. Its totient is φ = 4091744160.

The previous prime is 6140074459. The next prime is 6140074537. The reversal of 6140074491 is 1944700416.

6140074491 is a `hidden beast` number, since 61 + 40 + 0 + 74 + 491 = 666.

It is not a de Polignac number, because 6140074491 - 2⁵ = 6140074459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6140074441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112621 + ... + 157998.

Almost surely, 2^6140074491 is an apocalyptic number.

6140074491 is a deficient number, since it is larger than the sum of its proper divisors (2732472829).

6140074491 is a wasteful number, since it uses less digits than its factorization.

6140074491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273146 (or 273143 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 6140074491 is about 78358.6274190660. The cubic root of 6140074491 is about 1831.1526367475.

The spelling of 6140074491 in words is "six billion, one hundred forty million, seventy-four thousand, four hundred ninety-one".