250280000273 has 4 divisors (see below), whose sum is σ = 258910345140. Its totient is φ = 241649655408.

The previous prime is 250280000263. The next prime is 250280000279. The reversal of 250280000273 is 372000082052.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 72884880784 + 177395119489 = 269972^2 + 421183^2 .

It is a cyclic number.

It is not a de Polignac number, because 250280000273 - 2²⁴ = 250263223057 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 8630344837 = 250280000273 / (2 + 5 + 0 + 2 + 8 + 0 + 0 + 0 + 0 + 2 + 7 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (250280000279) 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, 4315172390 + ... + 4315172447.

It is an arithmetic number, because the mean of its divisors is an integer number (64727586285).

Almost surely, 2^250280000273 is an apocalyptic number.

It is an amenable number.

250280000273 is a deficient number, since it is larger than the sum of its proper divisors (8630344867).

250280000273 is an equidigital number, since it uses as much as digits as its factorization.

250280000273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8630344866.

The product of its (nonzero) digits is 6720, while the sum is 29.

The spelling of 250280000273 in words is "two hundred fifty billion, two hundred eighty million, two hundred seventy-three", and thus it is an aban number.