11485912452 has 144 divisors (see below), whose sum is σ = 33017886720. Its totient is φ = 3042442944.

The previous prime is 11485912411. The next prime is 11485912483. The reversal of 11485912452 is 25421958411.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1421199 + ... + 1429257.

It is an arithmetic number, because the mean of its divisors is an integer number (229290880).

Almost surely, 2^11485912452 is an apocalyptic number.

11485912452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11485912452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16508943360).

11485912452 is an abundant number, since it is smaller than the sum of its proper divisors (21531974268).

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

11485912452 is a wasteful number, since it uses less digits than its factorization.

11485912452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8158 (or 8137 counting only the distinct ones).

The product of its digits is 115200, while the sum is 42.

The spelling of 11485912452 in words is "eleven billion, four hundred eighty-five million, nine hundred twelve thousand, four hundred fifty-two".