12629091585 has 32 divisors (see below), whose sum is σ = 22050154368. Its totient is φ = 6121349120.

The previous prime is 12629091547. The next prime is 12629091599. The reversal of 12629091585 is 58519092621.

It is not a de Polignac number, because 12629091585 - 2⁶ = 12629091521 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 652609 + ... + 671681.

It is an arithmetic number, because the mean of its divisors is an integer number (689067324).

Almost surely, 2^12629091585 is an apocalyptic number.

12629091585 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12629091585 is a deficient number, since it is larger than the sum of its proper divisors (9421062783).

12629091585 is a wasteful number, since it uses less digits than its factorization.

12629091585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23105.

The product of its (nonzero) digits is 388800, while the sum is 48.

The spelling of 12629091585 in words is "twelve billion, six hundred twenty-nine million, ninety-one thousand, five hundred eighty-five".