250050452135209 has 4 divisors (see below), whose sum is σ = 272782311420240. Its totient is φ = 227318592850180.

The previous prime is 250050452135189. The next prime is 250050452135291. The reversal of 250050452135209 is 902531254050052.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 250050452135209 - 2²⁹ = 250049915264297 is a prime.

It is a super-2 number, since 2×250050452135209² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (250050452135299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11365929642499 + ... + 11365929642520.

It is an arithmetic number, because the mean of its divisors is an integer number (68195577855060).

Almost surely, 2^{250050452135209} is an apocalyptic number.

It is an amenable number.

250050452135209 is a deficient number, since it is larger than the sum of its proper divisors (22731859285031).

250050452135209 is a wasteful number, since it uses less digits than its factorization.

250050452135209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22731859285030.

The product of its (nonzero) digits is 540000, while the sum is 43.

The spelling of 250050452135209 in words is "two hundred fifty trillion, fifty billion, four hundred fifty-two million, one hundred thirty-five thousand, two hundred nine".