11455253644 has 12 divisors (see below), whose sum is σ = 20047960800. Its totient is φ = 5727264848.

The previous prime is 11455253609. The next prime is 11455253681. The reversal of 11455253644 is 44635255411.

It is a junction number, because it is equal to n+sod(n) for n = 11455253597 and 11455253606.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11659 + ... + 151810.

It is an arithmetic number, because the mean of its divisors is an integer number (1670663400).

Almost surely, 2^11455253644 is an apocalyptic number.

It is an amenable number.

11455253644 is a deficient number, since it is larger than the sum of its proper divisors (8592707156).

11455253644 is a wasteful number, since it uses less digits than its factorization.

11455253644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180992 (or 180990 counting only the distinct ones).

The product of its digits is 288000, while the sum is 40.

The spelling of 11455253644 in words is "eleven billion, four hundred fifty-five million, two hundred fifty-three thousand, six hundred forty-four".