163644265116414 has 48 divisors (see below), whose sum is σ = 377384742109440. Its totient is φ = 51070584721920.

The previous prime is 163644265116391. The next prime is 163644265116457. The reversal of 163644265116414 is 414611562446361.

163644265116414 is a `hidden beast` number, since 1 + 6 + 3 + 6 + 4 + 426 + 51 + 164 + 1 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1399902759 + ... + 1400019650.

It is an arithmetic number, because the mean of its divisors is an integer number (7862182127280).

Almost surely, 2^{163644265116414} is an apocalyptic number.

163644265116414 is an abundant number, since it is smaller than the sum of its proper divisors (213740476993026).

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

163644265116414 is a wasteful number, since it uses less digits than its factorization.

163644265116414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2799922625 (or 2799922622 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 54.

The spelling of 163644265116414 in words is "one hundred sixty-three trillion, six hundred forty-four billion, two hundred sixty-five million, one hundred sixteen thousand, four hundred fourteen".