163404134054 has 24 divisors (see below), whose sum is σ = 285670891368. Its totient is φ = 69895906080.

The previous prime is 163404134053. The next prime is 163404134059. The reversal of 163404134054 is 450431404361.

It is a super-2 number, since 2×163404134054² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163404134053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1549124 + ... + 1651239.

It is an arithmetic number, because the mean of its divisors is an integer number (11902953807).

Almost surely, 2^163404134054 is an apocalyptic number.

163404134054 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

163404134054 is a deficient number, since it is larger than the sum of its proper divisors (122266757314).

163404134054 is a wasteful number, since it uses less digits than its factorization.

163404134054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3200900 (or 3200893 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 163404134054 in words is "one hundred sixty-three billion, four hundred four million, one hundred thirty-four thousand, fifty-four".