2290223814644 has 6 divisors (see below), whose sum is σ = 4007891675634. Its totient is φ = 1145111907320.

The previous prime is 2290223814587. The next prime is 2290223814673. The reversal of 2290223814644 is 4464183220922.

It can be written as a sum of positive squares in only one way, i.e., 1308420275044 + 981803539600 = 1143862^2 + 990860^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286277976827 + ... + 286277976834.

It is an arithmetic number, because the mean of its divisors is an integer number (667981945939).

Almost surely, 2^{2290223814644} is an apocalyptic number.

It is an amenable number.

2290223814644 is a deficient number, since it is larger than the sum of its proper divisors (1717667860990).

2290223814644 is a wasteful number, since it uses less digits than its factorization.

2290223814644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572555953665 (or 572555953663 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 47.

The spelling of 2290223814644 in words is "two trillion, two hundred ninety billion, two hundred twenty-three million, eight hundred fourteen thousand, six hundred forty-four".