250111353042 has 80 divisors (see below), whose sum is σ = 598401840960. Its totient is φ = 77891048928.

The previous prime is 250111353031. The next prime is 250111353101. The reversal of 250111353042 is 240353111052.

250111353042 is a `hidden beast` number, since 2 + 501 + 113 + 5 + 3 + 0 + 42 = 666.

250111353042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 250111352997 and 250111353015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 620317 + ... + 940752.

It is an arithmetic number, because the mean of its divisors is an integer number (7480023012).

Almost surely, 2^250111353042 is an apocalyptic number.

250111353042 is an abundant number, since it is smaller than the sum of its proper divisors (348290487918).

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

250111353042 is a wasteful number, since it uses less digits than its factorization.

250111353042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1561149 (or 1561140 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 250111353042 its reverse (240353111052), we get a palindrome (490464464094).

The spelling of 250111353042 in words is "two hundred fifty billion, one hundred eleven million, three hundred fifty-three thousand, forty-two".