163535255465044 has 6 divisors (see below), whose sum is σ = 286186697063834. Its totient is φ = 81767627732520.

The previous prime is 163535255465009. The next prime is 163535255465083. The reversal of 163535255465044 is 440564552535361.

It can be written as a sum of positive squares in only one way, i.e., 146866816175044 + 16668439290000 = 12118862^2 + 4082700^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 163535255465044.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20441906933127 + ... + 20441906933134.

Almost surely, 2^{163535255465044} is an apocalyptic number.

It is an amenable number.

163535255465044 is a deficient number, since it is larger than the sum of its proper divisors (122651441598790).

163535255465044 is a wasteful number, since it uses less digits than its factorization.

163535255465044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40883813866265 (or 40883813866263 counting only the distinct ones).

The product of its (nonzero) digits is 129600000, while the sum is 58.

The spelling of 163535255465044 in words is "one hundred sixty-three trillion, five hundred thirty-five billion, two hundred fifty-five million, four hundred sixty-five thousand, forty-four".