29998297306051 has 4 divisors (see below), whose sum is σ = 30000972631392. Its totient is φ = 29995621980712.

The previous prime is 29998297306037. The next prime is 29998297306093. The reversal of 29998297306051 is 15060379289992.

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 29998297306051 - 2¹⁹ = 29998296781763 is a prime.

It is a super-2 number, since 2×29998297306051² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29998297306151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1337645851 + ... + 1337668276.

It is an arithmetic number, because the mean of its divisors is an integer number (7500243157848).

Almost surely, 2^{29998297306051} is an apocalyptic number.

29998297306051 is a deficient number, since it is larger than the sum of its proper divisors (2675325341).

29998297306051 is a wasteful number, since it uses less digits than its factorization.

29998297306051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2675325340.

The product of its (nonzero) digits is 132269760, while the sum is 70.

The spelling of 29998297306051 in words is "twenty-nine trillion, nine hundred ninety-eight billion, two hundred ninety-seven million, three hundred six thousand, fifty-one".