12052147546 has 8 divisors (see below), whose sum is σ = 18136351584. Its totient is φ = 6006697020.

The previous prime is 12052147531. The next prime is 12052147571. The reversal of 12052147546 is 64574125021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9687600 + ... + 9688843.

It is an arithmetic number, because the mean of its divisors is an integer number (2267043948).

Almost surely, 2^12052147546 is an apocalyptic number.

12052147546 is a deficient number, since it is larger than the sum of its proper divisors (6084204038).

12052147546 is a wasteful number, since it uses less digits than its factorization.

12052147546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19376756.

The product of its (nonzero) digits is 67200, while the sum is 37.

The spelling of 12052147546 in words is "twelve billion, fifty-two million, one hundred forty-seven thousand, five hundred forty-six".