42171296250 has 40 divisors (see below), whose sum is σ = 105394512960. Its totient is φ = 11245678000.

The previous prime is 42171296213. The next prime is 42171296261. The reversal of 42171296250 is 5269217124.

It is a junction number, because it is equal to n+sod(n) for n = 42171296199 and 42171296208.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5619090 + ... + 5626589.

It is an arithmetic number, because the mean of its divisors is an integer number (2634862824).

Almost surely, 2^42171296250 is an apocalyptic number.

42171296250 is an abundant number, since it is smaller than the sum of its proper divisors (63223216710).

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

42171296250 is a wasteful number, since it uses less digits than its factorization.

42171296250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11245704 (or 11245689 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The spelling of 42171296250 in words is "forty-two billion, one hundred seventy-one million, two hundred ninety-six thousand, two hundred fifty".