42125024250 has 192 divisors, whose sum is σ = 118293986304. Its totient is φ = 10805040000.

The previous prime is 42125024243. The next prime is 42125024351. The reversal of 42125024250 is 5242052124.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 12065005 + ... + 12068495.

It is an arithmetic number, because the mean of its divisors is an integer number (616114512).

Almost surely, 2^42125024250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42125024250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59146993152).

42125024250 is an abundant number, since it is smaller than the sum of its proper divisors (76168962054).

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

42125024250 is a wasteful number, since it uses less digits than its factorization.

42125024250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3718 (or 3705 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

Adding to 42125024250 its reverse (5242052124), we get a palindrome (47367076374).

The spelling of 42125024250 in words is "forty-two billion, one hundred twenty-five million, twenty-four thousand, two hundred fifty".