163551445124342 has 32 divisors (see below), whose sum is σ = 286490245334400. Its totient is φ = 69235142601600.

The previous prime is 163551445124303. The next prime is 163551445124371. The reversal of 163551445124342 is 243421544155361.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3315834659 + ... + 3315883982.

It is an arithmetic number, because the mean of its divisors is an integer number (8952820166700).

Almost surely, 2^{163551445124342} is an apocalyptic number.

163551445124342 is a deficient number, since it is larger than the sum of its proper divisors (122938800210058).

163551445124342 is a wasteful number, since it uses less digits than its factorization.

163551445124342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6631718732.

The product of its digits is 6912000, while the sum is 50.

The spelling of 163551445124342 in words is "one hundred sixty-three trillion, five hundred fifty-one billion, four hundred forty-five million, one hundred twenty-four thousand, three hundred forty-two".