40360489427 has 2 divisors, whose sum is σ = 40360489428. Its totient is φ = 40360489426.

The previous prime is 40360489391. The next prime is 40360489439. The reversal of 40360489427 is 72498406304.

It is a happy number.

40360489427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40360489427 - 2¹⁸ = 40360227283 is a prime.

It is not a weakly prime, because it can be changed into another prime (40360489727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20180244713 + 20180244714.

It is an arithmetic number, because the mean of its divisors is an integer number (20180244714).

Almost surely, 2^40360489427 is an apocalyptic number.

40360489427 is a deficient number, since it is larger than the sum of its proper divisors (1).

40360489427 is an equidigital number, since it uses as much as digits as its factorization.

40360489427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1161216, while the sum is 47.

The spelling of 40360489427 in words is "forty billion, three hundred sixty million, four hundred eighty-nine thousand, four hundred twenty-seven".