12053622153566 has 64 divisors (see below), whose sum is σ = 21392594829312. Its totient is φ = 4985788090752.

The previous prime is 12053622153533. The next prime is 12053622153581. The reversal of 12053622153566 is 66535122635021.

It is a self number, because there is not a number n which added to its sum of digits gives 12053622153566.

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, 507658691 + ... + 507682433.

It is an arithmetic number, because the mean of its divisors is an integer number (334259294208).

Almost surely, 2^{12053622153566} is an apocalyptic number.

12053622153566 is a deficient number, since it is larger than the sum of its proper divisors (9338972675746).

12053622153566 is a wasteful number, since it uses less digits than its factorization.

12053622153566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31633.

The product of its (nonzero) digits is 1944000, while the sum is 47.

Adding to 12053622153566 its reverse (66535122635021), we get a palindrome (78588744788587).

The spelling of 12053622153566 in words is "twelve trillion, fifty-three billion, six hundred twenty-two million, one hundred fifty-three thousand, five hundred sixty-six".