22449394490 has 32 divisors (see below), whose sum is σ = 42176885760. Its totient is φ = 8587079424.

The previous prime is 22449394459. The next prime is 22449394511. The reversal of 22449394490 is 9449394422.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1060631 + ... + 1081589.

It is an arithmetic number, because the mean of its divisors is an integer number (1318027680).

Almost surely, 2^22449394490 is an apocalyptic number.

22449394490 is a deficient number, since it is larger than the sum of its proper divisors (19727491270).

22449394490 is a wasteful number, since it uses less digits than its factorization.

22449394490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25646.

The product of its (nonzero) digits is 2239488, while the sum is 50.

The spelling of 22449394490 in words is "twenty-two billion, four hundred forty-nine million, three hundred ninety-four thousand, four hundred ninety".