29898672000 has 128 divisors (see below), whose sum is σ = 99114256800. Its totient is φ = 7972966400.

The previous prime is 29898671951. The next prime is 29898672019. The reversal of 29898672000 is 27689892.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 263445 + ... + 359444.

Almost surely, 2^29898672000 is an apocalyptic number.

29898672000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29898672000 is an abundant number, since it is smaller than the sum of its proper divisors (69215584800).

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

29898672000 is an equidigital number, since it uses as much as digits as its factorization.

29898672000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622921 (or 622899 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 51.

The spelling of 29898672000 in words is "twenty-nine billion, eight hundred ninety-eight million, six hundred seventy-two thousand".