29257893997383 has 16 divisors (see below), whose sum is σ = 41074818475520. Its totient is φ = 18473671472256.

The previous prime is 29257893997379. The next prime is 29257893997441. The reversal of 29257893997383 is 38379939875292.

It is not a de Polignac number, because 29257893997383 - 2² = 29257893997379 is a prime.

It is a super-2 number, since 2×29257893997383² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 29257893997296 and 29257893997305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29257893997333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69209935 + ... + 69631392.

It is an arithmetic number, because the mean of its divisors is an integer number (2567176154720).

Almost surely, 2^{29257893997383} is an apocalyptic number.

29257893997383 is a deficient number, since it is larger than the sum of its proper divisors (11816924478137).

29257893997383 is a wasteful number, since it uses less digits than its factorization.

29257893997383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138845046.

The product of its digits is 11110659840, while the sum is 84.

The spelling of 29257893997383 in words is "twenty-nine trillion, two hundred fifty-seven billion, eight hundred ninety-three million, nine hundred ninety-seven thousand, three hundred eighty-three".