29135389232 has 20 divisors (see below), whose sum is σ = 56456925216. Its totient is φ = 14565860160.

The previous prime is 29135389229. The next prime is 29135389243. The reversal of 29135389232 is 23298353192.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21257 + ... + 242327.

Almost surely, 2^29135389232 is an apocalyptic number.

It is an amenable number.

29135389232 is a deficient number, since it is larger than the sum of its proper divisors (27321535984).

29135389232 is a wasteful number, since it uses less digits than its factorization.

29135389232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229316 (or 229310 counting only the distinct ones).

The product of its digits is 699840, while the sum is 47.

The spelling of 29135389232 in words is "twenty-nine billion, one hundred thirty-five million, three hundred eighty-nine thousand, two hundred thirty-two".