7264264537 has 4 divisors (see below), whose sum is σ = 7287180516. Its totient is φ = 7241348560.

The previous prime is 7264264519. The next prime is 7264264559. The reversal of 7264264537 is 7354624627.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1113156496 + 6151108041 = 33364^2 + 78429^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7264264537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7264264507) 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 3 ways as a sum of consecutive naturals, for example, 11457514 + ... + 11458147.

It is an arithmetic number, because the mean of its divisors is an integer number (1821795129).

Almost surely, 2^7264264537 is an apocalyptic number.

It is an amenable number.

7264264537 is a deficient number, since it is larger than the sum of its proper divisors (22915979).

7264264537 is a wasteful number, since it uses less digits than its factorization.

7264264537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22915978.

The product of its digits is 1693440, while the sum is 46.

The square root of 7264264537 is about 85230.6549135931. The cubic root of 7264264537 is about 1936.7068281189.

The spelling of 7264264537 in words is "seven billion, two hundred sixty-four million, two hundred sixty-four thousand, five hundred thirty-seven".