11666051255624 has 32 divisors (see below), whose sum is σ = 21917485950840. Its totient is φ = 5821396838400.

The previous prime is 11666051255543. The next prime is 11666051255633. The reversal of 11666051255624 is 42655215066611.

11666051255624 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 10845363832900 + 820687422724 = 3293230^2 + 905918^2 .

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, 10474262 + ... + 11534394.

Almost surely, 2^{11666051255624} is an apocalyptic number.

It is an amenable number.

11666051255624 is a deficient number, since it is larger than the sum of its proper divisors (10251434695216).

11666051255624 is a wasteful number, since it uses less digits than its factorization.

11666051255624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062881 (or 1062877 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 50.

The spelling of 11666051255624 in words is "eleven trillion, six hundred sixty-six billion, fifty-one million, two hundred fifty-five thousand, six hundred twenty-four".