163535103523007 has 4 divisors (see below), whose sum is σ = 168810429443136. Its totient is φ = 158259777602880.

The previous prime is 163535103522961. The next prime is 163535103523039. The reversal of 163535103523007 is 700325301535361.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 163535103523007 - 2²⁴ = 163535086745791 is a prime.

It is a super-4 number, since 4×163535103523007⁴ (a number of 58 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163535103523067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2637662960018 + ... + 2637662960079.

It is an arithmetic number, because the mean of its divisors is an integer number (42202607360784).

Almost surely, 2^{163535103523007} is an apocalyptic number.

163535103523007 is a deficient number, since it is larger than the sum of its proper divisors (5275325920129).

163535103523007 is an equidigital number, since it uses as much as digits as its factorization.

163535103523007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5275325920128.

The product of its (nonzero) digits is 850500, while the sum is 44.

The spelling of 163535103523007 in words is "one hundred sixty-three trillion, five hundred thirty-five billion, one hundred three million, five hundred twenty-three thousand, seven".