250783613089 has 9 divisors (see below), whose sum is σ = 264687484467. Its totient is φ = 237575461464.

The previous prime is 250783612993. The next prime is 250783613099. The reversal of 250783613089 is 980316387052.

The square root of 250783613089 is 500783.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 95620100625 + 155163512464 = 309225^2 + 393908^2 .

It is not a de Polignac number, because 250783613089 - 2⁹ = 250783612577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (250783613099) 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, 9501699 + ... + 9528055.

Almost surely, 2^250783613089 is an apocalyptic number.

250783613089 is the 500783-rd square number.

250783613089 is the 250392-nd centered octagonal number.

It is an amenable number.

250783613089 is a deficient number, since it is larger than the sum of its proper divisors (13903871378).

250783613089 is an frugal number, since it uses more digits than its factorization.

250783613089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52752 (or 26376 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 250783613089 in words is "two hundred fifty billion, seven hundred eighty-three million, six hundred thirteen thousand, eighty-nine".