11461644552 has 32 divisors (see below), whose sum is σ = 28717956000. Its totient is φ = 3812035584.

The previous prime is 11461644473. The next prime is 11461644577. The reversal of 11461644552 is 25544616411.

It is a self number, because there is not a number n which added to its sum of digits gives 11461644552.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 521038 + ... + 542589.

It is an arithmetic number, because the mean of its divisors is an integer number (897436125).

Almost surely, 2^11461644552 is an apocalyptic number.

11461644552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11461644552 is an abundant number, since it is smaller than the sum of its proper divisors (17256311448).

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

11461644552 is a wasteful number, since it uses less digits than its factorization.

11461644552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064085 (or 1064081 counting only the distinct ones).

The product of its digits is 115200, while the sum is 39.

The spelling of 11461644552 in words is "eleven billion, four hundred sixty-one million, six hundred forty-four thousand, five hundred fifty-two".