29018889396 has 72 divisors (see below), whose sum is σ = 86098113920. Its totient is φ = 8067024576.

The previous prime is 29018889377. The next prime is 29018889401. The reversal of 29018889396 is 69398881092.

29018889396 is a `hidden beast` number, since 2 + 90 + 1 + 88 + 89 + 396 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1546816 + ... + 1565463.

Almost surely, 2^29018889396 is an apocalyptic number.

It is an amenable number.

29018889396 is an abundant number, since it is smaller than the sum of its proper divisors (57079224524).

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

29018889396 is a wasteful number, since it uses less digits than its factorization.

29018889396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3112333 (or 3112328 counting only the distinct ones).

The product of its (nonzero) digits is 13436928, while the sum is 63.

The spelling of 29018889396 in words is "twenty-nine billion, eighteen million, eight hundred eighty-nine thousand, three hundred ninety-six".