990226000202 has 16 divisors (see below), whose sum is σ = 1502121860232. Its totient is φ = 489528714240.

The previous prime is 990226000193. The next prime is 990226000207. The reversal of 990226000202 is 202000622099.

It is a Cunningham number, because it is equal to 995101²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 576443859121 + 413782141081 = 759239^2 + 643259^2 .

It is not an unprimeable number, because it can be changed into a prime (990226000207) 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, 2301563 + ... + 2697710.

Almost surely, 2^990226000202 is an apocalyptic number.

990226000202 is a deficient number, since it is larger than the sum of its proper divisors (511895860030).

990226000202 is a wasteful number, since it uses less digits than its factorization.

990226000202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5000393.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 990226000202 in words is "nine hundred ninety billion, two hundred twenty-six million, two hundred two", and thus it is an aban number.