11450663720 has 32 divisors (see below), whose sum is σ = 25793925120. Its totient is φ = 4574944320.

The previous prime is 11450663677. The next prime is 11450663759. The reversal of 11450663720 is 2736605411.

It is a super-2 number, since 2×11450663720² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131336 + ... + 200375.

It is an arithmetic number, because the mean of its divisors is an integer number (806060160).

Almost surely, 2^11450663720 is an apocalyptic number.

11450663720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11450663720 is an abundant number, since it is smaller than the sum of its proper divisors (14343261400).

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

11450663720 is a wasteful number, since it uses less digits than its factorization.

11450663720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332585 (or 332581 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The spelling of 11450663720 in words is "eleven billion, four hundred fifty million, six hundred sixty-three thousand, seven hundred twenty".