29398125408 has 48 divisors (see below), whose sum is σ = 78478061760. Its totient is φ = 9633282176.

The previous prime is 29398125391. The next prime is 29398125433. The reversal of 29398125408 is 80452189392.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2589510 + ... + 2600837.

It is an arithmetic number, because the mean of its divisors is an integer number (1634959620).

Almost surely, 2^29398125408 is an apocalyptic number.

It is an amenable number.

29398125408 is an abundant number, since it is smaller than the sum of its proper divisors (49079936352).

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

29398125408 is a wasteful number, since it uses less digits than its factorization.

29398125408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5190419 (or 5190411 counting only the distinct ones).

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

The spelling of 29398125408 in words is "twenty-nine billion, three hundred ninety-eight million, one hundred twenty-five thousand, four hundred eight".