29198389828 has 12 divisors (see below), whose sum is σ = 51110477712. Its totient is φ = 14595396200.

The previous prime is 29198389819. The next prime is 29198389849. The reversal of 29198389828 is 82898389192.

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, 932350 + ... + 963157.

It is an arithmetic number, because the mean of its divisors is an integer number (4259206476).

Almost surely, 2^29198389828 is an apocalyptic number.

It is an amenable number.

29198389828 is a deficient number, since it is larger than the sum of its proper divisors (21912087884).

29198389828 is a wasteful number, since it uses less digits than its factorization.

29198389828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1899362 (or 1899360 counting only the distinct ones).

The product of its digits is 35831808, while the sum is 67.

The spelling of 29198389828 in words is "twenty-nine billion, one hundred ninety-eight million, three hundred eighty-nine thousand, eight hundred twenty-eight".