11645140332 has 48 divisors (see below), whose sum is σ = 31277146880. Its totient is φ = 3303243072.

The previous prime is 11645140313. The next prime is 11645140349. The reversal of 11645140332 is 23304154611.

It is a self number, because there is not a number n which added to its sum of digits gives 11645140332.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 487003 + ... + 510354.

Almost surely, 2^11645140332 is an apocalyptic number.

11645140332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11645140332 is an abundant number, since it is smaller than the sum of its proper divisors (19632006548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11645140332 is a wasteful number, since it uses less digits than its factorization.

11645140332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997510 (or 997508 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 11645140332 its reverse (23304154611), we get a palindrome (34949294943).

The spelling of 11645140332 in words is "eleven billion, six hundred forty-five million, one hundred forty thousand, three hundred thirty-two".