29993198508719 has 4 divisors (see below), whose sum is σ = 29999714524296. Its totient is φ = 29986682493144.

The previous prime is 29993198508697. The next prime is 29993198508769. The reversal of 29993198508719 is 91780589139992.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 29993198508719 - 2²⁸ = 29992930073263 is a prime.

It is a super-2 number, since 2×29993198508719² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29993198508769) 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, 3258000884 + ... + 3258010089.

It is an arithmetic number, because the mean of its divisors is an integer number (7499928631074).

Almost surely, 2^{29993198508719} is an apocalyptic number.

29993198508719 is a deficient number, since it is larger than the sum of its proper divisors (6516015577).

29993198508719 is an equidigital number, since it uses as much as digits as its factorization.

29993198508719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6516015576.

The product of its (nonzero) digits is 793618560, while the sum is 80.

The spelling of 29993198508719 in words is "twenty-nine trillion, nine hundred ninety-three billion, one hundred ninety-eight million, five hundred eight thousand, seven hundred nineteen".