250422340890 has 32 divisors (see below), whose sum is σ = 602317368576. Its totient is φ = 66634429760.

The previous prime is 250422340841. The next prime is 250422340891. The reversal of 250422340890 is 98043224052.

It is a super-2 number, since 2×250422340890² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (250422340891) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9039762 + ... + 9067421.

It is an arithmetic number, because the mean of its divisors is an integer number (18822417768).

Almost surely, 2^250422340890 is an apocalyptic number.

250422340890 is an abundant number, since it is smaller than the sum of its proper divisors (351895027686).

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

250422340890 is a wasteful number, since it uses less digits than its factorization.

250422340890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18107654.

The product of its (nonzero) digits is 138240, while the sum is 39.

The spelling of 250422340890 in words is "two hundred fifty billion, four hundred twenty-two million, three hundred forty thousand, eight hundred ninety".