34216320253 has 4 divisors (see below), whose sum is σ = 34279567228. Its totient is φ = 34153073280.

The previous prime is 34216320247. The next prime is 34216320269. The reversal of 34216320253 is 35202361243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35202361243 = 7 ⋅5028908749.

It can be written as a sum of positive squares in 2 ways, for example, as 14693803524 + 19522516729 = 121218^2 + 139723^2 .

It is a cyclic number.

It is not a de Polignac number, because 34216320253 - 2¹⁷ = 34216189181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34216320283) 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, 31622676 + ... + 31623757.

It is an arithmetic number, because the mean of its divisors is an integer number (8569891807).

Almost surely, 2^34216320253 is an apocalyptic number.

It is an amenable number.

34216320253 is a deficient number, since it is larger than the sum of its proper divisors (63246975).

34216320253 is an equidigital number, since it uses as much as digits as its factorization.

34216320253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63246974.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 34216320253 its reverse (35202361243), we get a palindrome (69418681496).

The spelling of 34216320253 in words is "thirty-four billion, two hundred sixteen million, three hundred twenty thousand, two hundred fifty-three".