16063213621361 has 4 divisors (see below), whose sum is σ = 16143933288000. Its totient is φ = 15982493954724.

The previous prime is 16063213621349. The next prime is 16063213621373. The reversal of 16063213621361 is 16312631236061.

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 an interprime number because it is at equal distance from previous prime (16063213621349) and next prime (16063213621373).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16063213621361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16063213621331) 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, 40359833021 + ... + 40359833418.

It is an arithmetic number, because the mean of its divisors is an integer number (4035983322000).

Almost surely, 2^{16063213621361} is an apocalyptic number.

It is an amenable number.

16063213621361 is a deficient number, since it is larger than the sum of its proper divisors (80719666639).

16063213621361 is an equidigital number, since it uses as much as digits as its factorization.

16063213621361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80719666638.

The product of its (nonzero) digits is 139968, while the sum is 41.

The spelling of 16063213621361 in words is "sixteen trillion, sixty-three billion, two hundred thirteen million, six hundred twenty-one thousand, three hundred sixty-one".