12641470017342 has 16 divisors (see below), whose sum is σ = 25759976639760. Its totient is φ = 4134317238272.

The previous prime is 12641470017331. The next prime is 12641470017343. The reversal of 12641470017342 is 24371007414621.

It is a junction number, because it is equal to n+sod(n) for n = 12641470017294 and 12641470017303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12641470017343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19876524867 + ... + 19876525502.

It is an arithmetic number, because the mean of its divisors is an integer number (1609998539985).

Almost surely, 2^{12641470017342} is an apocalyptic number.

12641470017342 is an abundant number, since it is smaller than the sum of its proper divisors (13118506622418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12641470017342 is a wasteful number, since it uses less digits than its factorization.

12641470017342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39753050427.

The product of its (nonzero) digits is 225792, while the sum is 42.

The spelling of 12641470017342 in words is "twelve trillion, six hundred forty-one billion, four hundred seventy million, seventeen thousand, three hundred forty-two".