163535426504111 has 16 divisors (see below), whose sum is σ = 168666346967040. Its totient is φ = 158443352105760.

The previous prime is 163535426504063. The next prime is 163535426504143. The reversal of 163535426504111 is 111405624535361.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-163535426504111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163535426504911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1602695 + ... + 18155976.

It is an arithmetic number, because the mean of its divisors is an integer number (10541646685440).

Almost surely, 2^{163535426504111} is an apocalyptic number.

163535426504111 is a deficient number, since it is larger than the sum of its proper divisors (5130920462929).

163535426504111 is a wasteful number, since it uses less digits than its factorization.

163535426504111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19759654.

The product of its (nonzero) digits is 1296000, while the sum is 47.

The spelling of 163535426504111 in words is "one hundred sixty-three trillion, five hundred thirty-five billion, four hundred twenty-six million, five hundred four thousand, one hundred eleven".