16327415603641 has 4 divisors (see below), whose sum is σ = 16327740726352. Its totient is φ = 16327090480932.

The previous prime is 16327415603633. The next prime is 16327415603683. The reversal of 16327415603641 is 14630651472361.

It is a happy number.

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 16327415603641 - 2³ = 16327415603633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16327415606641) 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, 162486015 + ... + 162586468.

It is an arithmetic number, because the mean of its divisors is an integer number (4081935181588).

Almost surely, 2^{16327415603641} is an apocalyptic number.

It is an amenable number.

16327415603641 is a deficient number, since it is larger than the sum of its proper divisors (325122711).

16327415603641 is an equidigital number, since it uses as much as digits as its factorization.

16327415603641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325122710.

The product of its (nonzero) digits is 2177280, while the sum is 49.

The spelling of 16327415603641 in words is "sixteen trillion, three hundred twenty-seven billion, four hundred fifteen million, six hundred three thousand, six hundred forty-one".