1242565065006 has 64 divisors (see below), whose sum is σ = 2516073670656. Its totient is φ = 409053456000.

The previous prime is 1242565064981. The next prime is 1242565065043. The reversal of 1242565065006 is 6005605652421.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 579823971 + ... + 579826113.

It is an arithmetic number, because the mean of its divisors is an integer number (39313651104).

Almost surely, 2^{1242565065006} is an apocalyptic number.

1242565065006 is an abundant number, since it is smaller than the sum of its proper divisors (1273508605650).

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

1242565065006 is a wasteful number, since it uses less digits than its factorization.

1242565065006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4217.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 1242565065006 in words is "one trillion, two hundred forty-two billion, five hundred sixty-five million, sixty-five thousand, six".