6761342537 has 4 divisors (see below), whose sum is σ = 6761951616. Its totient is φ = 6760733460.

The previous prime is 6761342521. The next prime is 6761342543. The reversal of 6761342537 is 7352431676.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6761342537 - 2⁴ = 6761342521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6761342507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 287573 + ... + 310194.

It is an arithmetic number, because the mean of its divisors is an integer number (1690487904).

Almost surely, 2^6761342537 is an apocalyptic number.

It is an amenable number.

6761342537 is a deficient number, since it is larger than the sum of its proper divisors (609079).

6761342537 is a wasteful number, since it uses less digits than its factorization.

6761342537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609078.

The product of its digits is 635040, while the sum is 44.

The square root of 6761342537 is about 82227.3831336009. The cubic root of 6761342537 is about 1890.9395529169.

The spelling of 6761342537 in words is "six billion, seven hundred sixty-one million, three hundred forty-two thousand, five hundred thirty-seven".