11550532135542 has 8 divisors (see below), whose sum is σ = 23101064271096. Its totient is φ = 3850177378512.

The previous prime is 11550532135517. The next prime is 11550532135543. The reversal of 11550532135542 is 24553123505511.

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

11550532135542 is an admirable number.

It is a super-2 number, since 2×11550532135542² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11550532135494 and 11550532135503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11550532135543) 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, 962544344623 + ... + 962544344634.

It is an arithmetic number, because the mean of its divisors is an integer number (2887633033887).

Almost surely, 2^{11550532135542} is an apocalyptic number.

11550532135542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11550532135542 is a wasteful number, since it uses less digits than its factorization.

11550532135542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1925088689262.

The product of its (nonzero) digits is 450000, while the sum is 42.

The spelling of 11550532135542 in words is "eleven trillion, five hundred fifty billion, five hundred thirty-two million, one hundred thirty-five thousand, five hundred forty-two".