29845696438 has 8 divisors (see below), whose sum is σ = 44799921432. Its totient is φ = 14912389296.

The previous prime is 29845696403. The next prime is 29845696457. The reversal of 29845696438 is 83469654892.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 29845696438.

It is a congruent number.

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, 5225895 + ... + 5231602.

It is an arithmetic number, because the mean of its divisors is an integer number (5599990179).

Almost surely, 2^29845696438 is an apocalyptic number.

29845696438 is a deficient number, since it is larger than the sum of its proper divisors (14954224994).

29845696438 is a wasteful number, since it uses less digits than its factorization.

29845696438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10458926.

The product of its digits is 89579520, while the sum is 64.

The spelling of 29845696438 in words is "twenty-nine billion, eight hundred forty-five million, six hundred ninety-six thousand, four hundred thirty-eight".