22648642948 has 12 divisors (see below), whose sum is σ = 39636190300. Its totient is φ = 11324017152.

The previous prime is 22648642931. The next prime is 22648642967. The reversal of 22648642948 is 84924684622.

It can be written as a sum of positive squares in 2 ways, for example, as 4791131524 + 17857511424 = 69218^2 + 133632^2 .

It is a super-2 number, since 2×22648642948² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215740 + ... + 303052.

Almost surely, 2^22648642948 is an apocalyptic number.

It is an amenable number.

22648642948 is a deficient number, since it is larger than the sum of its proper divisors (16987547352).

22648642948 is a wasteful number, since it uses less digits than its factorization.

22648642948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152166 (or 152164 counting only the distinct ones).

The product of its digits is 10616832, while the sum is 55.

The spelling of 22648642948 in words is "twenty-two billion, six hundred forty-eight million, six hundred forty-two thousand, nine hundred forty-eight".