2122546466 has 16 divisors (see below), whose sum is σ = 3310161120. Its totient is φ = 1019932320.

The previous prime is 2122546463. The next prime is 2122546501. The reversal of 2122546466 is 6646452212.

It is not an unprimeable number, because it can be changed into a prime (2122546463) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 187676 + ... + 198663.

It is an arithmetic number, because the mean of its divisors is an integer number (206885070).

Almost surely, 2^2122546466 is an apocalyptic number.

2122546466 is a deficient number, since it is larger than the sum of its proper divisors (1187614654).

2122546466 is a wasteful number, since it uses less digits than its factorization.

2122546466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386449.

The product of its digits is 138240, while the sum is 38.

The square root of 2122546466 is about 46071.1022876597. The cubic root of 2122546466 is about 1285.1458026709.

Adding to 2122546466 its reverse (6646452212), we get a palindrome (8768998678).

The spelling of 2122546466 in words is "two billion, one hundred twenty-two million, five hundred forty-six thousand, four hundred sixty-six".