29134588920 has 64 divisors (see below), whose sum is σ = 87424837920. Its totient is φ = 7767350784.

The previous prime is 29134588907. The next prime is 29134588927. The reversal of 29134588920 is 2988543192.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29134588927) 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, 512142 + ... + 566178.

Almost surely, 2^29134588920 is an apocalyptic number.

29134588920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29134588920 is an abundant number, since it is smaller than the sum of its proper divisors (58290249000).

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

29134588920 is a wasteful number, since it uses less digits than its factorization.

29134588920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58544 (or 58540 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 51.

The spelling of 29134588920 in words is "twenty-nine billion, one hundred thirty-four million, five hundred eighty-eight thousand, nine hundred twenty".