16310265214421 has 4 divisors (see below), whose sum is σ = 16326723606144. Its totient is φ = 16293806822700.

The previous prime is 16310265214417. The next prime is 16310265214427. The reversal of 16310265214421 is 12441256201361.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16310265214421 - 2² = 16310265214417 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 (16310265214427) 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, 8229194375 + ... + 8229196356.

It is an arithmetic number, because the mean of its divisors is an integer number (4081680901536).

Almost surely, 2^{16310265214421} is an apocalyptic number.

It is an amenable number.

16310265214421 is a deficient number, since it is larger than the sum of its proper divisors (16458391723).

16310265214421 is an equidigital number, since it uses as much as digits as its factorization.

16310265214421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16458391722.

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 16310265214421 in words is "sixteen trillion, three hundred ten billion, two hundred sixty-five million, two hundred fourteen thousand, four hundred twenty-one".