12605343464042 has 32 divisors (see below), whose sum is σ = 22137223328640. Its totient is φ = 5270286309120.

The previous prime is 12605343464027. The next prime is 12605343464047. The reversal of 12605343464042 is 24046434350621.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12605343463984 and 12605343464002.

It is not an unprimeable number, because it can be changed into a prime (12605343464047) 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, 12372773 + ... + 13352759.

It is an arithmetic number, because the mean of its divisors is an integer number (691788229020).

Almost surely, 2^{12605343464042} is an apocalyptic number.

12605343464042 is a deficient number, since it is larger than the sum of its proper divisors (9531879864598).

12605343464042 is a wasteful number, since it uses less digits than its factorization.

12605343464042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002446.

The product of its (nonzero) digits is 1658880, while the sum is 44.

The spelling of 12605343464042 in words is "twelve trillion, six hundred five billion, three hundred forty-three million, four hundred sixty-four thousand, forty-two".