14146655994 has 80 divisors (see below), whose sum is σ = 31972351752. Its totient is φ = 4675059072.

The previous prime is 14146655969. The next prime is 14146656011. The reversal of 14146655994 is 49955664141.

14146655994 is a `hidden beast` number, since 1 + 4 + 1 + 46 + 6 + 5 + 599 + 4 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 10169714025 + 3976941969 = 100845^2 + 63063^2 .

It is a super-2 number, since 2×14146655994² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 14146655994.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 18300592 + ... + 18301364.

Almost surely, 2^14146655994 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14146655994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15986175876).

14146655994 is an abundant number, since it is smaller than the sum of its proper divisors (17825695758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14146655994 is a wasteful number, since it uses less digits than its factorization.

14146655994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613 (or 1604 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 54.

The spelling of 14146655994 in words is "fourteen billion, one hundred forty-six million, six hundred fifty-five thousand, nine hundred ninety-four".