2129034585 has 16 divisors (see below), whose sum is σ = 3516341760. Its totient is φ = 1098856320.

The previous prime is 2129034547. The next prime is 2129034599. The reversal of 2129034585 is 5854309212.

It is not a de Polignac number, because 2129034585 - 2³⁰ = 1055292761 is a prime.

It is a super-2 number, since 2×2129034585² = 9065576528252244450, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2288820 + ... + 2289749.

It is an arithmetic number, because the mean of its divisors is an integer number (219771360).

Almost surely, 2^2129034585 is an apocalyptic number.

It is an amenable number.

2129034585 is a deficient number, since it is larger than the sum of its proper divisors (1387307175).

2129034585 is a wasteful number, since it uses less digits than its factorization.

2129034585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4578608.

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 2129034585 is about 46141.4627531464. The cubic root of 2129034585 is about 1286.4539322360.

The spelling of 2129034585 in words is "two billion, one hundred twenty-nine million, thirty-four thousand, five hundred eighty-five".