7269813505 has 16 divisors (see below), whose sum is σ = 8754732864. Its totient is φ = 5795254080.

The previous prime is 7269813431. The next prime is 7269813511. The reversal of 7269813505 is 5053189627.

It is a de Polignac number, because none of the positive numbers 2^k-7269813505 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1858762 + ... + 1862668.

It is an arithmetic number, because the mean of its divisors is an integer number (547170804).

Almost surely, 2^7269813505 is an apocalyptic number.

It is an amenable number.

7269813505 is a deficient number, since it is larger than the sum of its proper divisors (1484919359).

7269813505 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (7269813504) it forms an eRAP, since the sums of their prime factors are consecutive (5135 and 5136).

7269813505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5136.

The product of its (nonzero) digits is 453600, while the sum is 46.

The square root of 7269813505 is about 85263.2013532215. The cubic root of 7269813505 is about 1937.1998346234.

The spelling of 7269813505 in words is "seven billion, two hundred sixty-nine million, eight hundred thirteen thousand, five hundred five".