22149946629 has 24 divisors (see below), whose sum is σ = 34193016000. Its totient is φ = 13768107648.

The previous prime is 22149946603. The next prime is 22149946631. The reversal of 22149946629 is 92664994122.

22149946629 is a `hidden beast` number, since 2 + 2 + 1 + 4 + 9 + 9 + 4 + 6 + 629 = 666.

It is not a de Polignac number, because 22149946629 - 2¹¹ = 22149944581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22149946669) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 660129 + ... + 692870.

It is an arithmetic number, because the mean of its divisors is an integer number (1424709000).

Almost surely, 2^22149946629 is an apocalyptic number.

It is an amenable number.

22149946629 is a deficient number, since it is larger than the sum of its proper divisors (12043069371).

22149946629 is a wasteful number, since it uses less digits than its factorization.

22149946629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353129 (or 1353126 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 54.

The spelling of 22149946629 in words is "twenty-two billion, one hundred forty-nine million, nine hundred forty-six thousand, six hundred twenty-nine".