1342656121436 has 24 divisors (see below), whose sum is σ = 2690081923200. Its totient is φ = 574401977712.

The previous prime is 1342656121361. The next prime is 1342656121537. The reversal of 1342656121436 is 6341216562431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42570386 + ... + 42601913.

It is an arithmetic number, because the mean of its divisors is an integer number (112086746800).

Almost surely, 2^{1342656121436} is an apocalyptic number.

It is an amenable number.

1342656121436 is an abundant number, since it is smaller than the sum of its proper divisors (1347425801764).

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

1342656121436 is a wasteful number, since it uses less digits than its factorization.

1342656121436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85172873 (or 85172871 counting only the distinct ones).

The product of its digits is 622080, while the sum is 44.

The spelling of 1342656121436 in words is "one trillion, three hundred forty-two billion, six hundred fifty-six million, one hundred twenty-one thousand, four hundred thirty-six".