22002558949 has 16 divisors (see below), whose sum is σ = 25358824960. Its totient is φ = 18699899760.

The previous prime is 22002558937. The next prime is 22002558953. The reversal of 22002558949 is 94985520022.

It is a cyclic number.

It is not a de Polignac number, because 22002558949 - 2²⁹ = 21465688037 is a prime.

It is a super-2 number, since 2×22002558949² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22002558899 and 22002558908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002528949) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 775162 + ... + 803044.

It is an arithmetic number, because the mean of its divisors is an integer number (1584926560).

Almost surely, 2^22002558949 is an apocalyptic number.

It is an amenable number.

22002558949 is a deficient number, since it is larger than the sum of its proper divisors (3356266011).

22002558949 is a wasteful number, since it uses less digits than its factorization.

22002558949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28840.

The product of its (nonzero) digits is 518400, while the sum is 46.

The spelling of 22002558949 in words is "twenty-two billion, two million, five hundred fifty-eight thousand, nine hundred forty-nine".