163406045016 has 48 divisors (see below), whose sum is σ = 442585994760. Its totient is φ = 54465240960.

The previous prime is 163406044969. The next prime is 163406045017. The reversal of 163406045016 is 610540604361.

It is a happy number.

163406045016 is a `hidden beast` number, since 1 + 6 + 3 + 40 + 604 + 5 + 0 + 1 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163406045017) 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, 1242091 + ... + 1367333.

Almost surely, 2^163406045016 is an apocalyptic number.

It is an amenable number.

163406045016 is an abundant number, since it is smaller than the sum of its proper divisors (279179949744).

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

163406045016 is a wasteful number, since it uses less digits than its factorization.

163406045016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143376 (or 143369 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

Adding to 163406045016 its reverse (610540604361), we get a palindrome (773946649377).

The spelling of 163406045016 in words is "one hundred sixty-three billion, four hundred six million, forty-five thousand, sixteen".