14651615641 has 16 divisors (see below), whose sum is σ = 16815020544. Its totient is φ = 12661285824.

The previous prime is 14651615633. The next prime is 14651615647.

14651615641 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 14651615641 - 2³ = 14651615633 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14651615594 and 14651615603.

It is not an unprimeable number, because it can be changed into a prime (14651615647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 507246 + ... + 535351.

It is an arithmetic number, because the mean of its divisors is an integer number (1050938784).

Almost surely, 2^14651615641 is an apocalyptic number.

It is an amenable number.

14651615641 is a deficient number, since it is larger than the sum of its proper divisors (2163404903).

14651615641 is a wasteful number, since it uses less digits than its factorization.

14651615641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042680.

The product of its digits is 86400, while the sum is 40.

The spelling of 14651615641 in words is "fourteen billion, six hundred fifty-one million, six hundred fifteen thousand, six hundred forty-one".