42042251150250 has 128 divisors (see below), whose sum is σ = 113013364568832. Its totient is φ = 10348514438400.

The previous prime is 42042251150233. The next prime is 42042251150261. The reversal of 42042251150250 is 5205115224024.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 408931852 + ... + 409034648.

It is an arithmetic number, because the mean of its divisors is an integer number (882916910694).

Almost surely, 2^{42042251150250} is an apocalyptic number.

42042251150250 is an abundant number, since it is smaller than the sum of its proper divisors (70971113418582).

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

42042251150250 is a wasteful number, since it uses less digits than its factorization.

42042251150250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144777 (or 144767 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 33.

Adding to 42042251150250 its reverse (5205115224024), we get a palindrome (47247366374274).

The spelling of 42042251150250 in words is "forty-two trillion, forty-two billion, two hundred fifty-one million, one hundred fifty thousand, two hundred fifty".