2155334535 has 32 divisors (see below), whose sum is σ = 3925172160. Its totient is φ = 1121472000.

The previous prime is 2155334497. The next prime is 2155334539. The reversal of 2155334535 is 5354335512.

2155334535 is a `hidden beast` number, since 21 + 553 + 34 + 53 + 5 = 666.

2155334535 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2155334535 - 2¹⁵ = 2155301767 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2155334535.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2155334539) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 189166 + ... + 200235.

It is an arithmetic number, because the mean of its divisors is an integer number (122661630).

Almost surely, 2^2155334535 is an apocalyptic number.

2155334535 is a deficient number, since it is larger than the sum of its proper divisors (1769837625).

2155334535 is a wasteful number, since it uses less digits than its factorization.

2155334535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389456 (or 389450 counting only the distinct ones).

The product of its digits is 135000, while the sum is 36.

The square root of 2155334535 is about 46425.5806102627. The cubic root of 2155334535 is about 1291.7294542817.

The spelling of 2155334535 in words is "two billion, one hundred fifty-five million, three hundred thirty-four thousand, five hundred thirty-five".