22694122490 has 32 divisors (see below), whose sum is σ = 44927688960. Its totient is φ = 8201081664.

The previous prime is 22694122487. The next prime is 22694122501. The reversal of 22694122490 is 9422149622.

It is a super-2 number, since 2×22694122490² (a number of 22 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 1851020 + ... + 1863239.

It is an arithmetic number, because the mean of its divisors is an integer number (1403990280).

Almost surely, 2^22694122490 is an apocalyptic number.

22694122490 is a deficient number, since it is larger than the sum of its proper divisors (22233566470).

22694122490 is a wasteful number, since it uses less digits than its factorization.

22694122490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3714326.

The product of its (nonzero) digits is 124416, while the sum is 41.

The spelling of 22694122490 in words is "twenty-two billion, six hundred ninety-four million, one hundred twenty-two thousand, four hundred ninety".