1040542636506 has 16 divisors (see below), whose sum is σ = 2081095816800. Its totient is φ = 346845788208.

The previous prime is 1040542636453. The next prime is 1040542636513. The reversal of 1040542636506 is 6056362450401.

1040542636506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon 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, 1506705 + ... + 2085963.

It is an arithmetic number, because the mean of its divisors is an integer number (130068488550).

Almost surely, 2^{1040542636506} is an apocalyptic number.

1040542636506 is an abundant number, since it is smaller than the sum of its proper divisors (1040553180294).

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

1040542636506 is a wasteful number, since it uses less digits than its factorization.

1040542636506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878653.

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 1040542636506 in words is "one trillion, forty billion, five hundred forty-two million, six hundred thirty-six thousand, five hundred six".