163426540355 has 16 divisors (see below), whose sum is σ = 211359570240. Its totient is φ = 120591531648.

The previous prime is 163426540301. The next prime is 163426540399. The reversal of 163426540355 is 553045624361.

163426540355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 163426540355 - 2¹⁶ = 163426474819 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 880100 + ... + 1049489.

It is an arithmetic number, because the mean of its divisors is an integer number (13209973140).

Almost surely, 2^163426540355 is an apocalyptic number.

163426540355 is a deficient number, since it is larger than the sum of its proper divisors (47933029885).

163426540355 is a wasteful number, since it uses less digits than its factorization.

163426540355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1930910.

The product of its (nonzero) digits is 1296000, while the sum is 44.

The spelling of 163426540355 in words is "one hundred sixty-three billion, four hundred twenty-six million, five hundred forty thousand, three hundred fifty-five".