5265111505 has 8 divisors (see below), whose sum is σ = 6320067624. Its totient is φ = 4210800000.

The previous prime is 5265111487. The next prime is 5265111541. The reversal of 5265111505 is 5051115625.

It can be written as a sum of positive squares in 4 ways, for example, as 40857664 + 5224253841 = 6392^2 + 72279^2 .

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

It is not a de Polignac number, because 5265111505 - 2⁷ = 5265111377 is a prime.

It is a Duffinian 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, 142996 + ... + 176005.

It is an arithmetic number, because the mean of its divisors is an integer number (790008453).

Almost surely, 2^5265111505 is an apocalyptic number.

It is an amenable number.

5265111505 is a deficient number, since it is larger than the sum of its proper divisors (1054956119).

5265111505 is a wasteful number, since it uses less digits than its factorization.

5265111505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322307.

The product of its (nonzero) digits is 7500, while the sum is 31.

The square root of 5265111505 is about 72561.0880913455. The cubic root of 5265111505 is about 1739.6792804089.

The spelling of 5265111505 in words is "five billion, two hundred sixty-five million, one hundred eleven thousand, five hundred five".