4505752787537 has 4 divisors (see below), whose sum is σ = 4534451850036. Its totient is φ = 4477053725040.

The previous prime is 4505752787531. The next prime is 4505752787551. The reversal of 4505752787537 is 7357872575054.

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 2134781065921 + 2370971721616 = 1461089^2 + 1539796^2 .

It is a cyclic number.

It is not a de Polignac number, because 4505752787537 - 2²⁶ = 4505685678673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4505752787531) 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, 14349531014 + ... + 14349531327.

It is an arithmetic number, because the mean of its divisors is an integer number (1133612962509).

Almost surely, 2^{4505752787537} is an apocalyptic number.

It is an amenable number.

4505752787537 is a deficient number, since it is larger than the sum of its proper divisors (28699062499).

4505752787537 is a wasteful number, since it uses less digits than its factorization.

4505752787537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28699062498.

The product of its (nonzero) digits is 288120000, while the sum is 65.

The spelling of 4505752787537 in words is "four trillion, five hundred five billion, seven hundred fifty-two million, seven hundred eighty-seven thousand, five hundred thirty-seven".