16434241251 has 16 divisors (see below), whose sum is σ = 22789493760. Its totient is φ = 10525929120.

The previous prime is 16434241249. The next prime is 16434241259. The reversal of 16434241251 is 15214243461.

It is a happy number.

It is not a de Polignac number, because 16434241251 - 2¹ = 16434241249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16434241259) 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, 1036371 + ... + 1052108.

It is an arithmetic number, because the mean of its divisors is an integer number (1424343360).

Almost surely, 2^16434241251 is an apocalyptic number.

16434241251 is a deficient number, since it is larger than the sum of its proper divisors (6355252509).

16434241251 is a wasteful number, since it uses less digits than its factorization.

16434241251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2088586.

The product of its digits is 23040, while the sum is 33.

The spelling of 16434241251 in words is "sixteen billion, four hundred thirty-four million, two hundred forty-one thousand, two hundred fifty-one".