12522612664061 has 4 divisors (see below), whose sum is σ = 12813836214432. Its totient is φ = 12231389113692.

The previous prime is 12522612664049. The next prime is 12522612664141. The reversal of 12522612664061 is 16046621622521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12522612664061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12522612694061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145611775121 + ... + 145611775206.

It is an arithmetic number, because the mean of its divisors is an integer number (3203459053608).

Almost surely, 2^{12522612664061} is an apocalyptic number.

It is an amenable number.

12522612664061 is a deficient number, since it is larger than the sum of its proper divisors (291223550371).

12522612664061 is an equidigital number, since it uses as much as digits as its factorization.

12522612664061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291223550370.

The product of its (nonzero) digits is 414720, while the sum is 44.

The spelling of 12522612664061 in words is "twelve trillion, five hundred twenty-two billion, six hundred twelve million, six hundred sixty-four thousand, sixty-one".