7563874538 has 16 divisors (see below), whose sum is σ = 12384943200. Its totient is φ = 3435987600.

The previous prime is 7563874501. The next prime is 7563874567. The reversal of 7563874538 is 8354783657.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70388 + ... + 141711.

It is an arithmetic number, because the mean of its divisors is an integer number (774058950).

Almost surely, 2^7563874538 is an apocalyptic number.

7563874538 is a deficient number, since it is larger than the sum of its proper divisors (4821068662).

7563874538 is a wasteful number, since it uses less digits than its factorization.

7563874538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213733.

The product of its digits is 16934400, while the sum is 56.

The square root of 7563874538 is about 86970.5383333920. The cubic root of 7563874538 is about 1962.9750164358.

The spelling of 7563874538 in words is "seven billion, five hundred sixty-three million, eight hundred seventy-four thousand, five hundred thirty-eight".