40502248455787 has 2 divisors, whose sum is σ = 40502248455788. Its totient is φ = 40502248455786.

The previous prime is 40502248455733. The next prime is 40502248455853. The reversal of 40502248455787 is 78755484220504.

40502248455787 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40502248455787 - 2²⁷ = 40502114238059 is a prime.

It is not a weakly prime, because it can be changed into another prime (40502248455707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20251124227893 + 20251124227894.

It is an arithmetic number, because the mean of its divisors is an integer number (20251124227894).

Almost surely, 2^{40502248455787} is an apocalyptic number.

40502248455787 is a deficient number, since it is larger than the sum of its proper divisors (1).

40502248455787 is an equidigital number, since it uses as much as digits as its factorization.

40502248455787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100352000, while the sum is 61.

The spelling of 40502248455787 in words is "forty trillion, five hundred two billion, two hundred forty-eight million, four hundred fifty-five thousand, seven hundred eighty-seven".