34215243251 has 16 divisors (see below), whose sum is σ = 39249348096. Its totient is φ = 29217900096.

The previous prime is 34215243241. The next prime is 34215243259. The reversal of 34215243251 is 15234251243.

It is not a de Polignac number, because 34215243251 - 2¹⁰ = 34215242227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34215243259) 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, 2095220 + ... + 2111486.

It is an arithmetic number, because the mean of its divisors is an integer number (2453084256).

Almost surely, 2^34215243251 is an apocalyptic number.

34215243251 is a deficient number, since it is larger than the sum of its proper divisors (5034104845).

34215243251 is a wasteful number, since it uses less digits than its factorization.

34215243251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17378.

The product of its digits is 28800, while the sum is 32.

Adding to 34215243251 its reverse (15234251243), we get a palindrome (49449494494).

The spelling of 34215243251 in words is "thirty-four billion, two hundred fifteen million, two hundred forty-three thousand, two hundred fifty-one".