12053515526 has 64 divisors (see below), whose sum is σ = 20732785920. Its totient is φ = 5209868160.

The previous prime is 12053515483. The next prime is 12053515541. The reversal of 12053515526 is 62551535021.

It is a congruent number.

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, 20533805 + ... + 20534391.

It is an arithmetic number, because the mean of its divisors is an integer number (323949780).

Almost surely, 2^12053515526 is an apocalyptic number.

12053515526 is a deficient number, since it is larger than the sum of its proper divisors (8679270394).

12053515526 is a wasteful number, since it uses less digits than its factorization.

12053515526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029.

The product of its (nonzero) digits is 45000, while the sum is 35.

The spelling of 12053515526 in words is "twelve billion, fifty-three million, five hundred fifteen thousand, five hundred twenty-six".