11455055142 has 32 divisors (see below), whose sum is σ = 23250240000. Its totient is φ = 3761872608.

The previous prime is 11455055137. The next prime is 11455055153. The reversal of 11455055142 is 24155055411.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195484 + ... + 247232.

It is an arithmetic number, because the mean of its divisors is an integer number (726570000).

Almost surely, 2^11455055142 is an apocalyptic number.

11455055142 is an abundant number, since it is smaller than the sum of its proper divisors (11795184858).

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

11455055142 is a wasteful number, since it uses less digits than its factorization.

11455055142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52300.

The product of its (nonzero) digits is 20000, while the sum is 33.

The spelling of 11455055142 in words is "eleven billion, four hundred fifty-five million, fifty-five thousand, one hundred forty-two".