163540032545642 has 16 divisors (see below), whose sum is σ = 245491765943040. Its totient is φ = 81709465367088.

The previous prime is 163540032545629. The next prime is 163540032545657. The reversal of 163540032545642 is 246545230045361.

163540032545642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 9878459 + ... + 20607377.

It is an arithmetic number, because the mean of its divisors is an integer number (15343235371440).

Almost surely, 2^{163540032545642} is an apocalyptic number.

163540032545642 is a deficient number, since it is larger than the sum of its proper divisors (81951733397398).

163540032545642 is a wasteful number, since it uses less digits than its factorization.

163540032545642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10734565.

The product of its (nonzero) digits is 10368000, while the sum is 50.

The spelling of 163540032545642 in words is "one hundred sixty-three trillion, five hundred forty billion, thirty-two million, five hundred forty-five thousand, six hundred forty-two".