2215273890250 has 16 divisors (see below), whose sum is σ = 4146992723016. Its totient is φ = 886109556000.

The previous prime is 2215273890241. The next prime is 2215273890257. The reversal of 2215273890250 is 520983725122.

It can be written as a sum of positive squares in 4 ways, for example, as 1394026514721 + 821247375529 = 1180689^2 + 906227^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2215273890250.

It is not an unprimeable number, because it can be changed into a prime (2215273890257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4430547531 + ... + 4430548030.

Almost surely, 2^{2215273890250} is an apocalyptic number.

2215273890250 is a deficient number, since it is larger than the sum of its proper divisors (1931718832766).

2215273890250 is an equidigital number, since it uses as much as digits as its factorization.

2215273890250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8861095578 (or 8861095568 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 2215273890250 in words is "two trillion, two hundred fifteen billion, two hundred seventy-three million, eight hundred ninety thousand, two hundred fifty".