11630732265 has 48 divisors (see below), whose sum is σ = 20589014160. Its totient is φ = 6072422400.

The previous prime is 11630732249. The next prime is 11630732327. The reversal of 11630732265 is 56223703611.

11630732265 is a `hidden beast` number, since 11 + 630 + 7 + 3 + 2 + 2 + 6 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 1101509721 + 10529222544 = 33189^2 + 102612^2 .

It is not a de Polignac number, because 11630732265 - 2⁴ = 11630732249 is a prime.

It is a super-2 number, since 2×11630732265² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 390129 + ... + 418881.

It is an arithmetic number, because the mean of its divisors is an integer number (428937795).

Almost surely, 2^11630732265 is an apocalyptic number.

11630732265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11630732265 is a deficient number, since it is larger than the sum of its proper divisors (8958281895).

11630732265 is a wasteful number, since it uses less digits than its factorization.

11630732265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28954 (or 28951 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The spelling of 11630732265 in words is "eleven billion, six hundred thirty million, seven hundred thirty-two thousand, two hundred sixty-five".