29446637164 has 24 divisors (see below), whose sum is σ = 58897529600. Its totient is φ = 12619075536.

The previous prime is 29446637147. The next prime is 29446637167. The reversal of 29446637164 is 46173664492.

It is not an unprimeable number, because it can be changed into a prime (29446637167) 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, 480679 + ... + 538465.

Almost surely, 2^29446637164 is an apocalyptic number.

It is an amenable number.

29446637164 is an abundant number, since it is smaller than the sum of its proper divisors (29450892436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29446637164 is a wasteful number, since it uses less digits than its factorization.

29446637164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75997 (or 75995 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 52.

The spelling of 29446637164 in words is "twenty-nine billion, four hundred forty-six million, six hundred thirty-seven thousand, one hundred sixty-four".