4525489765 has 8 divisors (see below), whose sum is σ = 5433613848. Its totient is φ = 3618374400.

The previous prime is 4525489757. The next prime is 4525489789. The reversal of 4525489765 is 5679845254.

It can be written as a sum of positive squares in 4 ways, for example, as 795578436 + 3729911329 = 28206^2 + 61073^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4525489765 - 2³ = 4525489757 is a prime.

It is a super-2 number, since 2×4525489765² = 40960115226239510450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242272 + ... + 260281.

It is an arithmetic number, because the mean of its divisors is an integer number (679201731).

Almost surely, 2^4525489765 is an apocalyptic number.

It is an amenable number.

4525489765 is a deficient number, since it is larger than the sum of its proper divisors (908124083).

4525489765 is a wasteful number, since it uses less digits than its factorization.

4525489765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504359.

The product of its digits is 12096000, while the sum is 55.

The square root of 4525489765 is about 67271.7605314444. The cubic root of 4525489765 is about 1654.0749923230.

It can be divided in two parts, 4525489 and 765, that added together give a palindrome (4526254).

The spelling of 4525489765 in words is "four billion, five hundred twenty-five million, four hundred eighty-nine thousand, seven hundred sixty-five".