163540031565102 has 8 divisors (see below), whose sum is σ = 327080063130216. Its totient is φ = 54513343855032.

The previous prime is 163540031565089. The next prime is 163540031565133. The reversal of 163540031565102 is 201565130045361.

It is a happy number.

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

163540031565102 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13628335963753 + ... + 13628335963764.

It is an arithmetic number, because the mean of its divisors is an integer number (40885007891277).

Almost surely, 2^{163540031565102} is an apocalyptic number.

163540031565102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

163540031565102 is a wasteful number, since it uses less digits than its factorization.

163540031565102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27256671927522.

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 163540031565102 in words is "one hundred sixty-three trillion, five hundred forty billion, thirty-one million, five hundred sixty-five thousand, one hundred two".