29392019393 has 8 divisors (see below), whose sum is σ = 32381487936. Its totient is φ = 26455462000.

The previous prime is 29392019387. The next prime is 29392019407. The reversal of 29392019393 is 39391029392.

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

It is a de Polignac number, because none of the positive numbers 2^k-29392019393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29392019693) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13226621 + ... + 13228842.

It is an arithmetic number, because the mean of its divisors is an integer number (4047685992).

Almost surely, 2^29392019393 is an apocalyptic number.

It is an amenable number.

29392019393 is a deficient number, since it is larger than the sum of its proper divisors (2989468543).

29392019393 is a wasteful number, since it uses less digits than its factorization.

29392019393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26455575.

The product of its (nonzero) digits is 708588, while the sum is 50.

Subtracting 29392019393 from its reverse (39391029392), we obtain a palindrome (9999009999).

It can be divided in two parts, 293920 and 19393, that added together give a palindrome (313313).

The spelling of 29392019393 in words is "twenty-nine billion, three hundred ninety-two million, nineteen thousand, three hundred ninety-three".