163524247545 has 64 divisors (see below), whose sum is σ = 280114281216. Its totient is φ = 81170104320.

The previous prime is 163524247507. The next prime is 163524247571. The reversal of 163524247545 is 545742425361.

It is a happy number.

It is not a de Polignac number, because 163524247545 - 2²⁹ = 162987376633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 163524247494 and 163524247503.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 46178475 + ... + 46182015.

It is an arithmetic number, because the mean of its divisors is an integer number (4376785644).

Almost surely, 2^163524247545 is an apocalyptic number.

163524247545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

163524247545 is a deficient number, since it is larger than the sum of its proper divisors (116590033671).

163524247545 is a wasteful number, since it uses less digits than its factorization.

163524247545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5530.

The product of its digits is 4032000, while the sum is 48.

The spelling of 163524247545 in words is "one hundred sixty-three billion, five hundred twenty-four million, two hundred forty-seven thousand, five hundred forty-five".