163540212606146 has 16 divisors (see below), whose sum is σ = 253769597706240. Its totient is φ = 78950353421520.

The previous prime is 163540212606139. The next prime is 163540212606157. The reversal of 163540212606146 is 641606212045361.

It is a super-2 number, since 2×163540212606146² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 163540212606146.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95185361 + ... + 96888251.

It is an arithmetic number, because the mean of its divisors is an integer number (15860599856640).

Almost surely, 2^{163540212606146} is an apocalyptic number.

163540212606146 is a deficient number, since it is larger than the sum of its proper divisors (90229385100094).

163540212606146 is a wasteful number, since it uses less digits than its factorization.

163540212606146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3358729.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 163540212606146 in words is "one hundred sixty-three trillion, five hundred forty billion, two hundred twelve million, six hundred six thousand, one hundred forty-six".