11542014551550 has 96 divisors (see below), whose sum is σ = 33768636954624. Its totient is φ = 2553072336000.

The previous prime is 11542014551549. The next prime is 11542014551597. The reversal of 11542014551550 is 5515541024511.

It is a junction number, because it is equal to n+sod(n) for n = 11542014551499 and 11542014551508.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 177264141 + ... + 177329240.

It is an arithmetic number, because the mean of its divisors is an integer number (351756634944).

Almost surely, 2^{11542014551550} is an apocalyptic number.

11542014551550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11542014551550 is an abundant number, since it is smaller than the sum of its proper divisors (22226622403074).

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

11542014551550 is a wasteful number, since it uses less digits than its factorization.

11542014551550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354593434 (or 354593429 counting only the distinct ones).

The product of its (nonzero) digits is 100000, while the sum is 39.

The spelling of 11542014551550 in words is "eleven trillion, five hundred forty-two billion, fourteen million, five hundred fifty-one thousand, five hundred fifty".