29993894467 has 8 divisors (see below), whose sum is σ = 31050230400. Its totient is φ = 28939029504.

The previous prime is 29993894431. The next prime is 29993894501. The reversal of 29993894467 is 76449839992.

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

It is a cyclic number.

It is not a de Polignac number, because 29993894467 - 2³¹ = 27846410819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 29993894396 and 29993894405.

It is not an unprimeable number, because it can be changed into a prime (29993891467) 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, 326163 + ... + 407884.

It is an arithmetic number, because the mean of its divisors is an integer number (3881278800).

Almost surely, 2^29993894467 is an apocalyptic number.

29993894467 is a deficient number, since it is larger than the sum of its proper divisors (1056335933).

29993894467 is a wasteful number, since it uses less digits than its factorization.

29993894467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735485.

The product of its digits is 211631616, while the sum is 70.

The spelling of 29993894467 in words is "twenty-nine billion, nine hundred ninety-three million, eight hundred ninety-four thousand, four hundred sixty-seven".