29640089048 has 16 divisors (see below), whose sum is σ = 55587941280. Its totient is φ = 14816638048.

The previous prime is 29640089027. The next prime is 29640089057. The reversal of 29640089048 is 84098004692.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 29640088987 and 29640089005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 388640 + ... + 458607.

It is an arithmetic number, because the mean of its divisors is an integer number (3474246330).

Almost surely, 2^29640089048 is an apocalyptic number.

It is an amenable number.

29640089048 is a deficient number, since it is larger than the sum of its proper divisors (25947852232).

29640089048 is a wasteful number, since it uses less digits than its factorization.

29640089048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851626 (or 851622 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 50.

The spelling of 29640089048 in words is "twenty-nine billion, six hundred forty million, eighty-nine thousand, forty-eight".