29936320434 has 12 divisors (see below), whose sum is σ = 64862027646. Its totient is φ = 9978773472.

The previous prime is 29936320387. The next prime is 29936320481. The reversal of 29936320434 is 43402363992.

29936320434 is a `hidden beast` number, since 2 + 9 + 9 + 3 + 632 + 0 + 4 + 3 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (29936320387) and next prime (29936320481).

It can be written as a sum of positive squares in only one way, i.e., 25929050625 + 4007269809 = 161025^2 + 63303^2 .

It is a super-2 number, since 2×29936320434² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 29936320434.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 831564439 + ... + 831564474.

Almost surely, 2^29936320434 is an apocalyptic number.

29936320434 is an abundant number, since it is smaller than the sum of its proper divisors (34925707212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29936320434 is a wasteful number, since it uses less digits than its factorization.

29936320434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1663128921 (or 1663128918 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 45.

The spelling of 29936320434 in words is "twenty-nine billion, nine hundred thirty-six million, three hundred twenty thousand, four hundred thirty-four".