1416663647 has 12 divisors (see below), whose sum is σ = 1651511160. Its totient is φ = 1211663376.

The previous prime is 1416663607. The next prime is 1416663649. The reversal of 1416663647 is 7463666141.

It is a happy number.

It is not a de Polignac number, because 1416663647 - 2⁶ = 1416663583 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1416663598 and 1416663607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1416663649) 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, 8072 + ... + 53837.

It is an arithmetic number, because the mean of its divisors is an integer number (137625930).

Almost surely, 2^1416663647 is an apocalyptic number.

1416663647 is a deficient number, since it is larger than the sum of its proper divisors (234847513).

1416663647 is an equidigital number, since it uses as much as digits as its factorization.

1416663647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62390 (or 62383 counting only the distinct ones).

The product of its digits is 435456, while the sum is 44.

The square root of 1416663647 is about 37638.5925215064. The cubic root of 1416663647 is about 1123.1098854858.

The spelling of 1416663647 in words is "one billion, four hundred sixteen million, six hundred sixty-three thousand, six hundred forty-seven".