6540743676 has 24 divisors (see below), whose sum is σ = 16159484880. Its totient is φ = 2051997952.

The previous prime is 6540743669. The next prime is 6540743687. The reversal of 6540743676 is 6763470456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16031031 + ... + 16031438.

It is an arithmetic number, because the mean of its divisors is an integer number (673311870).

Almost surely, 2^6540743676 is an apocalyptic number.

It is an amenable number.

6540743676 is an abundant number, since it is smaller than the sum of its proper divisors (9618741204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6540743676 is a wasteful number, since it uses less digits than its factorization.

6540743676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32062493 (or 32062491 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 48.

The square root of 6540743676 is about 80874.8643028228. The cubic root of 6540743676 is about 1870.1468495923.

The spelling of 6540743676 in words is "six billion, five hundred forty million, seven hundred forty-three thousand, six hundred seventy-six".