227213607990 has 16 divisors (see below), whose sum is σ = 545312659248. Its totient is φ = 60590295456.

The previous prime is 227213607919. The next prime is 227213607991. The reversal of 227213607990 is 99706312722.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (227213607991) 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, 3786893437 + ... + 3786893496.

It is an arithmetic number, because the mean of its divisors is an integer number (34082041203).

Almost surely, 2^227213607990 is an apocalyptic number.

227213607990 is an abundant number, since it is smaller than the sum of its proper divisors (318099051258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

227213607990 is a wasteful number, since it uses less digits than its factorization.

227213607990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7573786943.

The product of its (nonzero) digits is 571536, while the sum is 48.

The spelling of 227213607990 in words is "two hundred twenty-seven billion, two hundred thirteen million, six hundred seven thousand, nine hundred ninety".