11572250452 has 48 divisors (see below), whose sum is σ = 24511334400. Its totient is φ = 4673081952.

The previous prime is 11572250341. The next prime is 11572250461. The reversal of 11572250452 is 25405227511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90952 + ... + 177247.

It is an arithmetic number, because the mean of its divisors is an integer number (510652800).

Almost surely, 2^11572250452 is an apocalyptic number.

It is an amenable number.

11572250452 is an abundant number, since it is smaller than the sum of its proper divisors (12939083948).

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

11572250452 is a wasteful number, since it uses less digits than its factorization.

11572250452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268300 (or 268298 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 34.

Adding to 11572250452 its reverse (25405227511), we get a palindrome (36977477963).

The spelling of 11572250452 in words is "eleven billion, five hundred seventy-two million, two hundred fifty thousand, four hundred fifty-two".