10022449664 has 20 divisors (see below), whose sum is σ = 20025325254. Its totient is φ = 5011224576.

The previous prime is 10022449649. The next prime is 10022449691. The reversal of 10022449664 is 46694422001.

It can be written as a sum of positive squares in only one way, i.e., 8650488064 + 1371961600 = 93008^2 + 37040^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9787037 + ... + 9788060.

Almost surely, 2^10022449664 is an apocalyptic number.

It is an amenable number.

10022449664 is a deficient number, since it is larger than the sum of its proper divisors (10002875590).

10022449664 is an frugal number, since it uses more digits than its factorization.

10022449664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19575115 (or 19575099 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 10022449664 in words is "ten billion, twenty-two million, four hundred forty-nine thousand, six hundred sixty-four".