11255015633142 has 16 divisors (see below), whose sum is σ = 23834150752752. Its totient is φ = 3530985296640.

The previous prime is 11255015633137. The next prime is 11255015633149. The reversal of 11255015633142 is 24133651055211.

11255015633142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11255015633142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11255015633149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55171645159 + ... + 55171645362.

It is an arithmetic number, because the mean of its divisors is an integer number (1489634422047).

Almost surely, 2^{11255015633142} is an apocalyptic number.

11255015633142 is an abundant number, since it is smaller than the sum of its proper divisors (12579135119610).

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

11255015633142 is a wasteful number, since it uses less digits than its factorization.

11255015633142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110343290543.

The product of its (nonzero) digits is 108000, while the sum is 39.

Adding to 11255015633142 its reverse (24133651055211), we get a palindrome (35388666688353).

The spelling of 11255015633142 in words is "eleven trillion, two hundred fifty-five billion, fifteen million, six hundred thirty-three thousand, one hundred forty-two".