22665402342650 has 12 divisors (see below), whose sum is σ = 42157648357422. Its totient is φ = 9066160937040.

The previous prime is 22665402342617. The next prime is 22665402342659. The reversal of 22665402342650 is 5624320456622.

It can be written as a sum of positive squares in 3 ways, for example, as 21941795218849 + 723607123801 = 4684207^2 + 850651^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22665402342595 and 22665402342604.

It is not an unprimeable number, because it can be changed into a prime (22665402342659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 226654023377 + ... + 226654023476.

Almost surely, 2^{22665402342650} is an apocalyptic number.

22665402342650 is a deficient number, since it is larger than the sum of its proper divisors (19492246014772).

22665402342650 is a wasteful number, since it uses less digits than its factorization.

22665402342650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453308046865 (or 453308046860 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 47.

The spelling of 22665402342650 in words is "twenty-two trillion, six hundred sixty-five billion, four hundred two million, three hundred forty-two thousand, six hundred fifty".