12446635061 has 16 divisors (see below), whose sum is σ = 14334157824. Its totient is φ = 10586778624.

The previous prime is 12446635057. The next prime is 12446635109. The reversal of 12446635061 is 16053664421.

It is a cyclic number.

It is not a de Polignac number, because 12446635061 - 2² = 12446635057 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12446635031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 482261 + ... + 507413.

It is an arithmetic number, because the mean of its divisors is an integer number (895884864).

Almost surely, 2^12446635061 is an apocalyptic number.

It is an amenable number.

12446635061 is a deficient number, since it is larger than the sum of its proper divisors (1887522763).

12446635061 is a wasteful number, since it uses less digits than its factorization.

12446635061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25700.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 12446635061 in words is "twelve billion, four hundred forty-six million, six hundred thirty-five thousand, sixty-one".