40027045766542 has 16 divisors (see below), whose sum is σ = 61307268306192. Its totient is φ = 19592942241600.

The previous prime is 40027045766531. The next prime is 40027045766549. The reversal of 40027045766542 is 24566754072004.

It is a self number, because there is not a number n which added to its sum of digits gives 40027045766542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40027045766549) 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, 413095584 + ... + 413192467.

It is an arithmetic number, because the mean of its divisors is an integer number (3831704269137).

Almost surely, 2^{40027045766542} is an apocalyptic number.

40027045766542 is a deficient number, since it is larger than the sum of its proper divisors (21280222539650).

40027045766542 is a wasteful number, since it uses less digits than its factorization.

40027045766542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826288563.

The product of its (nonzero) digits is 11289600, while the sum is 52.

The spelling of 40027045766542 in words is "forty trillion, twenty-seven billion, forty-five million, seven hundred sixty-six thousand, five hundred forty-two".