11530555630 has 16 divisors (see below), whose sum is σ = 22641818544. Its totient is φ = 4192929280.

The previous prime is 11530555627. The next prime is 11530555639. The reversal of 11530555630 is 3655503511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11530555639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52411507 + ... + 52411726.

It is an arithmetic number, because the mean of its divisors is an integer number (1415113659).

Almost surely, 2^11530555630 is an apocalyptic number.

11530555630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11530555630 is a deficient number, since it is larger than the sum of its proper divisors (11111262914).

11530555630 is a wasteful number, since it uses less digits than its factorization.

11530555630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104823251.

The product of its (nonzero) digits is 33750, while the sum is 34.

The spelling of 11530555630 in words is "eleven billion, five hundred thirty million, five hundred fifty-five thousand, six hundred thirty".