11534402412 has 72 divisors (see below), whose sum is σ = 31841540640. Its totient is φ = 3499050240.

The previous prime is 11534402387. The next prime is 11534402413. The reversal of 11534402412 is 21420443511.

It is not an unprimeable number, because it can be changed into a prime (11534402413) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 140337 + ... + 206792.

It is an arithmetic number, because the mean of its divisors is an integer number (442243620).

Almost surely, 2^11534402412 is an apocalyptic number.

11534402412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11534402412 is an abundant number, since it is smaller than the sum of its proper divisors (20307138228).

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

11534402412 is a wasteful number, since it uses less digits than its factorization.

11534402412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347223 (or 347218 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 11534402412 its reverse (21420443511), we get a palindrome (32954845923).

The spelling of 11534402412 in words is "eleven billion, five hundred thirty-four million, four hundred two thousand, four hundred twelve".