29420246403 has 6 divisors (see below), whose sum is σ = 42495911484. Its totient is φ = 19613497596.

The previous prime is 29420246369. The next prime is 29420246423. The reversal of 29420246403 is 30464202492.

29420246403 is a `hidden beast` number, since 2 + 9 + 4 + 2 + 0 + 2 + 4 + 640 + 3 = 666.

It is not a de Polignac number, because 29420246403 - 2¹⁷ = 29420115331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (29420246423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1634458125 + ... + 1634458142.

It is an arithmetic number, because the mean of its divisors is an integer number (7082651914).

Almost surely, 2^29420246403 is an apocalyptic number.

29420246403 is a deficient number, since it is larger than the sum of its proper divisors (13075665081).

29420246403 is a wasteful number, since it uses less digits than its factorization.

29420246403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3268916273 (or 3268916270 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

Adding to 29420246403 its reverse (30464202492), we get a palindrome (59884448895).

The spelling of 29420246403 in words is "twenty-nine billion, four hundred twenty million, two hundred forty-six thousand, four hundred three".