5201500765 has 4 divisors (see below), whose sum is σ = 6241800924. Its totient is φ = 4161200608.

The previous prime is 5201500751. The next prime is 5201500769. The reversal of 5201500765 is 5670051025.

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 3453090169 + 1748410596 = 58763^2 + 41814^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5201500765 is a prime.

It is a super-2 number, since 2×5201500765² = 54111220416591170450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5201500769) 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, 520150072 + ... + 520150081.

It is an arithmetic number, because the mean of its divisors is an integer number (1560450231).

Almost surely, 2^5201500765 is an apocalyptic number.

It is an amenable number.

5201500765 is a deficient number, since it is larger than the sum of its proper divisors (1040300159).

5201500765 is a wasteful number, since it uses less digits than its factorization.

5201500765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040300158.

The product of its (nonzero) digits is 10500, while the sum is 31.

The square root of 5201500765 is about 72121.4306915774. The cubic root of 5201500765 is about 1732.6448640517.

The spelling of 5201500765 in words is "five billion, two hundred one million, five hundred thousand, seven hundred sixty-five".