20132550535 has 4 divisors (see below), whose sum is σ = 24159060648. Its totient is φ = 16106040424.

The previous prime is 20132550523. The next prime is 20132550547. The reversal of 20132550535 is 53505523102.

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

It is an interprime number because it is at equal distance from previous prime (20132550523) and next prime (20132550547).

It is a cyclic number.

It is not a de Polignac number, because 20132550535 - 2⁹ = 20132550023 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20132550497 and 20132550506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2013255049 + ... + 2013255058.

It is an arithmetic number, because the mean of its divisors is an integer number (6039765162).

Almost surely, 2^20132550535 is an apocalyptic number.

20132550535 is a deficient number, since it is larger than the sum of its proper divisors (4026510113).

20132550535 is an equidigital number, since it uses as much as digits as its factorization.

20132550535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4026510112.

The product of its (nonzero) digits is 22500, while the sum is 31.

The spelling of 20132550535 in words is "twenty billion, one hundred thirty-two million, five hundred fifty thousand, five hundred thirty-five".