16371361863661 has 12 divisors (see below), whose sum is σ = 19449433810368. Its totient is φ = 13734030011352.

The previous prime is 16371361863653. The next prime is 16371361863691. The reversal of 16371361863661 is 16636816317361.

It is not a de Polignac number, because 16371361863661 - 2³ = 16371361863653 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16371361863596 and 16371361863605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16371361863601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3554353291 + ... + 3554357896.

It is an arithmetic number, because the mean of its divisors is an integer number (1620786150864).

Almost surely, 2^{16371361863661} is an apocalyptic number.

It is an amenable number.

16371361863661 is a deficient number, since it is larger than the sum of its proper divisors (3078071946707).

16371361863661 is an equidigital number, since it uses as much as digits as its factorization.

16371361863661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7108711248 (or 7108711241 counting only the distinct ones).

The product of its digits is 11757312, while the sum is 58.

The spelling of 16371361863661 in words is "sixteen trillion, three hundred seventy-one billion, three hundred sixty-one million, eight hundred sixty-three thousand, six hundred sixty-one".