2272226581652 has 24 divisors (see below), whose sum is σ = 4248928834920. Its totient is φ = 1059473157120.

The previous prime is 2272226581627. The next prime is 2272226581687. The reversal of 2272226581652 is 2561856222722.

It can be written as a sum of positive squares in 4 ways, for example, as 642248371216 + 1629978210436 = 801404^2 + 1276706^2 .

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2272226581652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153272849 + ... + 153287672.

It is an arithmetic number, because the mean of its divisors is an integer number (177038701455).

Almost surely, 2^{2272226581652} is an apocalyptic number.

It is an amenable number.

2272226581652 is a deficient number, since it is larger than the sum of its proper divisors (1976702253268).

2272226581652 is a wasteful number, since it uses less digits than its factorization.

2272226581652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306560651 (or 306560649 counting only the distinct ones).

The product of its digits is 3225600, while the sum is 50.

The spelling of 2272226581652 in words is "two trillion, two hundred seventy-two billion, two hundred twenty-six million, five hundred eighty-one thousand, six hundred fifty-two".