11826530536 has 32 divisors (see below), whose sum is σ = 22247123400. Its totient is φ = 5894000640.

The previous prime is 11826530531. The next prime is 11826530549. The reversal of 11826530536 is 63503562811.

It can be written as a sum of positive squares in 4 ways, for example, as 4046232100 + 7780298436 = 63610^2 + 88206^2 .

It is not an unprimeable number, because it can be changed into a prime (11826530531) 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, 3730360 + ... + 3733528.

Almost surely, 2^11826530536 is an apocalyptic number.

It is an amenable number.

11826530536 is a deficient number, since it is larger than the sum of its proper divisors (10420592864).

11826530536 is a wasteful number, since it uses less digits than its factorization.

11826530536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4549 (or 4545 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 11826530536 in words is "eleven billion, eight hundred twenty-six million, five hundred thirty thousand, five hundred thirty-six".