1342620042564 has 12 divisors (see below), whose sum is σ = 3132780099344. Its totient is φ = 447540014184.

The previous prime is 1342620042551. The next prime is 1342620042601. The reversal of 1342620042564 is 4652400262431.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55942501762 + ... + 55942501785.

Almost surely, 2^{1342620042564} is an apocalyptic number.

It is an amenable number.

1342620042564 is an abundant number, since it is smaller than the sum of its proper divisors (1790160056780).

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

1342620042564 is a wasteful number, since it uses less digits than its factorization.

1342620042564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111885003554 (or 111885003552 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 39.

The spelling of 1342620042564 in words is "one trillion, three hundred forty-two billion, six hundred twenty million, forty-two thousand, five hundred sixty-four".