163407880042 has 16 divisors (see below), whose sum is σ = 269761041792. Its totient is φ = 73618995520.

The previous prime is 163407880033. The next prime is 163407880057. The reversal of 163407880042 is 240088704361.

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, 32863138 + ... + 32868109.

It is an arithmetic number, because the mean of its divisors is an integer number (16860065112).

Almost surely, 2^163407880042 is an apocalyptic number.

163407880042 is a deficient number, since it is larger than the sum of its proper divisors (106353161750).

163407880042 is a wasteful number, since it uses less digits than its factorization.

163407880042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65731373.

The product of its (nonzero) digits is 258048, while the sum is 43.

The spelling of 163407880042 in words is "one hundred sixty-three billion, four hundred seven million, eight hundred eighty thousand, forty-two".