6537542759 has 6 divisors (see below), whose sum is σ = 7185894240. Its totient is φ = 5943220580.

The previous prime is 6537542723. The next prime is 6537542827. The reversal of 6537542759 is 9572457356.

It is a happy number.

It is not a de Polignac number, because 6537542759 - 2¹² = 6537538663 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6537542759.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6537502759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27014519 + ... + 27014760.

It is an arithmetic number, because the mean of its divisors is an integer number (1197649040).

Almost surely, 2^6537542759 is an apocalyptic number.

6537542759 is a deficient number, since it is larger than the sum of its proper divisors (648351481).

6537542759 is a wasteful number, since it uses less digits than its factorization.

6537542759 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54029301 (or 54029290 counting only the distinct ones).

The product of its digits is 7938000, while the sum is 53.

The square root of 6537542759 is about 80855.0725619611. The cubic root of 6537542759 is about 1869.8417282425.

The spelling of 6537542759 in words is "six billion, five hundred thirty-seven million, five hundred forty-two thousand, seven hundred fifty-nine".