29346072216257 has 16 divisors (see below), whose sum is σ = 30484402524672. Its totient is φ = 28220057717760.

The previous prime is 29346072216247. The next prime is 29346072216281. The reversal of 29346072216257 is 75261227064392.

It is a cyclic number.

It is not a de Polignac number, because 29346072216257 - 2¹⁶ = 29346072150721 is a prime.

It is a super-2 number, since 2×29346072216257² (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 (29346072216247) 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, 2450678 + ... + 8043504.

It is an arithmetic number, because the mean of its divisors is an integer number (1905275157792).

Almost surely, 2^{29346072216257} is an apocalyptic number.

It is an amenable number.

29346072216257 is a deficient number, since it is larger than the sum of its proper divisors (1138330308415).

29346072216257 is a wasteful number, since it uses less digits than its factorization.

29346072216257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5593928.

The product of its (nonzero) digits is 15240960, while the sum is 56.

The spelling of 29346072216257 in words is "twenty-nine trillion, three hundred forty-six billion, seventy-two million, two hundred sixteen thousand, two hundred fifty-seven".