29447385353 has 4 divisors (see below), whose sum is σ = 30997247760. Its totient is φ = 27897522948.

The previous prime is 29447385307. The next prime is 29447385377. The reversal of 29447385353 is 35358374492.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 29447385353 - 2¹⁶ = 29447319817 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 29447385295 and 29447385304.

It is not an unprimeable number, because it can be changed into a prime (29447385053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 774931175 + ... + 774931212.

It is an arithmetic number, because the mean of its divisors is an integer number (7749311940).

Almost surely, 2^29447385353 is an apocalyptic number.

It is an amenable number.

29447385353 is a deficient number, since it is larger than the sum of its proper divisors (1549862407).

29447385353 is a wasteful number, since it uses less digits than its factorization.

29447385353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549862406.

The product of its digits is 10886400, while the sum is 53.

The spelling of 29447385353 in words is "twenty-nine billion, four hundred forty-seven million, three hundred eighty-five thousand, three hundred fifty-three".