16263415241 has 4 divisors (see below), whose sum is σ = 16268156052. Its totient is φ = 16258674432.

The previous prime is 16263415229. The next prime is 16263415243. The reversal of 16263415241 is 14251436261.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12505725241 + 3757690000 = 111829^2 + 61300^2 .

It is a cyclic number.

It is not a de Polignac number, because 16263415241 - 2¹⁸ = 16263153097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16263415243) 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, 2365256 + ... + 2372121.

It is an arithmetic number, because the mean of its divisors is an integer number (4067039013).

Almost surely, 2^16263415241 is an apocalyptic number.

It is an amenable number.

16263415241 is a deficient number, since it is larger than the sum of its proper divisors (4740811).

16263415241 is an equidigital number, since it uses as much as digits as its factorization.

16263415241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4740810.

The product of its digits is 34560, while the sum is 35.

The spelling of 16263415241 in words is "sixteen billion, two hundred sixty-three million, four hundred fifteen thousand, two hundred forty-one".