11553521080642 has 8 divisors (see below), whose sum is σ = 17330861959056. Its totient is φ = 5776567094292.

The previous prime is 11553521080639. The next prime is 11553521080643. The reversal of 11553521080642 is 24608012535511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11553521080643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96648348 + ... + 96767815.

It is an arithmetic number, because the mean of its divisors is an integer number (2166357744882).

Almost surely, 2^{11553521080642} is an apocalyptic number.

11553521080642 is a deficient number, since it is larger than the sum of its proper divisors (5777340878414).

11553521080642 is a wasteful number, since it uses less digits than its factorization.

11553521080642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193446032.

The product of its (nonzero) digits is 288000, while the sum is 43.

The spelling of 11553521080642 in words is "eleven trillion, five hundred fifty-three billion, five hundred twenty-one million, eighty thousand, six hundred forty-two".