5252965405 has 16 divisors (see below), whose sum is σ = 6676904304. Its totient is φ = 3953664000.

The previous prime is 5252965391. The next prime is 5252965409. The reversal of 5252965405 is 5045692525.

It can be written as a sum of positive squares in 8 ways, for example, as 814474521 + 4438490884 = 28539^2 + 66622^2 .

It is not a de Polignac number, because 5252965405 - 2²³ = 5244576797 is a prime.

It is a super-2 number, since 2×5252965405² = 55187291092253628050, 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 (5252965409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244789 + ... + 265381.

It is an arithmetic number, because the mean of its divisors is an integer number (417306519).

Almost surely, 2^5252965405 is an apocalyptic number.

It is an amenable number.

5252965405 is a deficient number, since it is larger than the sum of its proper divisors (1423938899).

5252965405 is a wasteful number, since it uses less digits than its factorization.

5252965405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23616.

The product of its (nonzero) digits is 540000, while the sum is 43.

The square root of 5252965405 is about 72477.3440807540. The cubic root of 5252965405 is about 1738.3404934479.

The spelling of 5252965405 in words is "five billion, two hundred fifty-two million, nine hundred sixty-five thousand, four hundred five".