2156032535 has 16 divisors (see below), whose sum is σ = 2724511680. Its totient is φ = 1634688000.

The previous prime is 2156032523. The next prime is 2156032553. The reversal of 2156032535 is 5352306512.

It is not a de Polignac number, because 2156032535 - 2¹⁴ = 2156016151 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73466 + ... + 98535.

It is an arithmetic number, because the mean of its divisors is an integer number (170281980).

Almost surely, 2^2156032535 is an apocalyptic number.

2156032535 is a deficient number, since it is larger than the sum of its proper divisors (568479145).

2156032535 is a wasteful number, since it uses less digits than its factorization.

2156032535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172138.

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 2156032535 is about 46433.0974090680. The cubic root of 2156032535 is about 1291.8688804097.

The spelling of 2156032535 in words is "two billion, one hundred fifty-six million, thirty-two thousand, five hundred thirty-five".