11552012213643 has 64 divisors (see below), whose sum is σ = 18998099366400. Its totient is φ = 6879190394880.

The previous prime is 11552012213633. The next prime is 11552012213657. The reversal of 11552012213643 is 34631221025511.

11552012213643 is a `hidden beast` number, since 1 + 1 + 5 + 5 + 2 + 0 + 1 + 2 + 2 + 1 + 3 + 643 = 666.

It is not a de Polignac number, because 11552012213643 - 2⁵ = 11552012213611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11552012213598 and 11552012213607.

It is not an unprimeable number, because it can be changed into a prime (11552012213633) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2562055 + ... + 5446847.

It is an arithmetic number, because the mean of its divisors is an integer number (296845302600).

Almost surely, 2^{11552012213643} is an apocalyptic number.

11552012213643 is a deficient number, since it is larger than the sum of its proper divisors (7446087152757).

11552012213643 is a wasteful number, since it uses less digits than its factorization.

11552012213643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2885049 (or 2885043 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 11552012213643 in words is "eleven trillion, five hundred fifty-two billion, twelve million, two hundred thirteen thousand, six hundred forty-three".