40524655642487 has 2 divisors, whose sum is σ = 40524655642488. Its totient is φ = 40524655642486.

The previous prime is 40524655642481. The next prime is 40524655642589. The reversal of 40524655642487 is 78424655642504.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40524655642487 - 2²⁰ = 40524654593911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40524655642481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20262327821243 + 20262327821244.

It is an arithmetic number, because the mean of its divisors is an integer number (20262327821244).

Almost surely, 2^{40524655642487} is an apocalyptic number.

40524655642487 is a deficient number, since it is larger than the sum of its proper divisors (1).

40524655642487 is an equidigital number, since it uses as much as digits as its factorization.

40524655642487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 258048000, while the sum is 62.

The spelling of 40524655642487 in words is "forty trillion, five hundred twenty-four billion, six hundred fifty-five million, six hundred forty-two thousand, four hundred eighty-seven".