22033806481906 has 16 divisors (see below), whose sum is σ = 33145799563800. Its totient is φ = 10985207368320.

The previous prime is 22033806481903. The next prime is 22033806481949. The reversal of 22033806481906 is 60918460833022.

It can be written as a sum of positive squares in 4 ways, for example, as 21936530486025 + 97275995881 = 4683645^2 + 311891^2 .

It is not an unprimeable number, because it can be changed into a prime (22033806481903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92883760 + ... + 93120676.

Almost surely, 2^{22033806481906} is an apocalyptic number.

22033806481906 is a deficient number, since it is larger than the sum of its proper divisors (11111993081894).

22033806481906 is a wasteful number, since it uses less digits than its factorization.

22033806481906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370509.

The product of its (nonzero) digits is 2985984, while the sum is 52.

The spelling of 22033806481906 in words is "twenty-two trillion, thirty-three billion, eight hundred six million, four hundred eighty-one thousand, nine hundred six".