11512354013132 has 60 divisors (see below), whose sum is σ = 23528583521520. Its totient is φ = 4928493493728.

The previous prime is 11512354013089. The next prime is 11512354013263. The reversal of 11512354013132 is 23131045321511.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8173898 + ... + 9478254.

It is an arithmetic number, because the mean of its divisors is an integer number (392143058692).

Almost surely, 2^{11512354013132} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11512354013132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11764291760760).

11512354013132 is an abundant number, since it is smaller than the sum of its proper divisors (12016229508388).

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

11512354013132 is an equidigital number, since it uses as much as digits as its factorization.

11512354013132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305308 (or 1305285 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

Adding to 11512354013132 its reverse (23131045321511), we get a palindrome (34643399334643).

The spelling of 11512354013132 in words is "eleven trillion, five hundred twelve billion, three hundred fifty-four million, thirteen thousand, one hundred thirty-two".