22467777849 has 24 divisors (see below), whose sum is σ = 35413365312. Its totient is φ = 13613145120.

The previous prime is 22467777767. The next prime is 22467777887. The reversal of 22467777849 is 94877776422.

22467777849 is a `hidden beast` number, since 22 + 467 + 7 + 77 + 84 + 9 = 666.

It is not a de Polignac number, because 22467777849 - 2⁸ = 22467777593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22467777149) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 361579 + ... + 419135.

It is an arithmetic number, because the mean of its divisors is an integer number (1475556888).

Almost surely, 2^22467777849 is an apocalyptic number.

It is an amenable number.

22467777849 is a deficient number, since it is larger than the sum of its proper divisors (12945587463).

22467777849 is a wasteful number, since it uses less digits than its factorization.

22467777849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61517 (or 61514 counting only the distinct ones).

The product of its digits is 66382848, while the sum is 63.

It can be divided in two parts, 2246777 and 7849, that added together give a triangular number (2254626 = T₂₁₂₃).

The spelling of 22467777849 in words is "twenty-two billion, four hundred sixty-seven million, seven hundred seventy-seven thousand, eight hundred forty-nine".