14631441561 has 40 divisors (see below), whose sum is σ = 25246435104. Its totient is φ = 8345911680.

The previous prime is 14631441551. The next prime is 14631441571. The reversal of 14631441561 is 16514413641.

14631441561 is a `hidden beast` number, since 1 + 4 + 631 + 4 + 4 + 15 + 6 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (14631441551) and next prime (14631441571).

It is not a de Polignac number, because 14631441561 - 2⁹ = 14631441049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14631441541) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 467835 + ... + 498128.

Almost surely, 2^14631441561 is an apocalyptic number.

14631441561 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14631441561 is a deficient number, since it is larger than the sum of its proper divisors (10614993543).

14631441561 is a wasteful number, since it uses less digits than its factorization.

14631441561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 966003 (or 965994 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The spelling of 14631441561 in words is "fourteen billion, six hundred thirty-one million, four hundred forty-one thousand, five hundred sixty-one".