163613339547 has 48 divisors (see below), whose sum is σ = 265782504192. Its totient is φ = 87681876480.

The previous prime is 163613339521. The next prime is 163613339563. The reversal of 163613339547 is 745933316361.

It is not a de Polignac number, because 163613339547 - 2¹¹ = 163613337499 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 163613339547.

It is not an unprimeable number, because it can be changed into a prime (163613339567) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1669897 + ... + 1765157.

It is an arithmetic number, because the mean of its divisors is an integer number (5537135504).

Almost surely, 2^163613339547 is an apocalyptic number.

163613339547 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

163613339547 is a deficient number, since it is larger than the sum of its proper divisors (102169164645).

163613339547 is a wasteful number, since it uses less digits than its factorization.

163613339547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95588 (or 95571 counting only the distinct ones).

The product of its digits is 3674160, while the sum is 51.

The spelling of 163613339547 in words is "one hundred sixty-three billion, six hundred thirteen million, three hundred thirty-nine thousand, five hundred forty-seven".