163554213343 has 8 divisors (see below), whose sum is σ = 173222729712. Its totient is φ = 153890994816.

The previous prime is 163554213341. The next prime is 163554213359. The reversal of 163554213343 is 343312455361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 163554213343 - 2¹ = 163554213341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 163554213296 and 163554213305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163554213341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1260805 + ... + 1384462.

It is an arithmetic number, because the mean of its divisors is an integer number (21652841214).

Almost surely, 2^163554213343 is an apocalyptic number.

163554213343 is a deficient number, since it is larger than the sum of its proper divisors (9668516369).

163554213343 is a wasteful number, since it uses less digits than its factorization.

163554213343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2648921.

The product of its digits is 388800, while the sum is 40.

The spelling of 163554213343 in words is "one hundred sixty-three billion, five hundred fifty-four million, two hundred thirteen thousand, three hundred forty-three".