250039047122 has 18 divisors (see below), whose sum is σ = 383259271863. Its totient is φ = 122343268972.

The previous prime is 250039047121. The next prime is 250039047143. The reversal of 250039047122 is 221740930052.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 125019523561 + 125019523561 = 353581^2 + 353581^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=353581.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (250039047121) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 33232853 + ... + 33240375.

Almost surely, 2^250039047122 is an apocalyptic number.

250039047122 is a deficient number, since it is larger than the sum of its proper divisors (133220224741).

250039047122 is an frugal number, since it uses more digits than its factorization.

250039047122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15142 (or 7572 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

Adding to 250039047122 its reverse (221740930052), we get a palindrome (471779977174).

The spelling of 250039047122 in words is "two hundred fifty billion, thirty-nine million, forty-seven thousand, one hundred twenty-two".