40523590847 has 2 divisors, whose sum is σ = 40523590848. Its totient is φ = 40523590846.

The previous prime is 40523590841. The next prime is 40523590873. The reversal of 40523590847 is 74809532504.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40523590847 - 2¹⁴ = 40523574463 is a prime.

It is a super-2 number, since 2×40523590847² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40523590841) 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, 20261795423 + 20261795424.

It is an arithmetic number, because the mean of its divisors is an integer number (20261795424).

Almost surely, 2^40523590847 is an apocalyptic number.

40523590847 is a deficient number, since it is larger than the sum of its proper divisors (1).

40523590847 is an equidigital number, since it uses as much as digits as its factorization.

40523590847 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1209600, while the sum is 47.

The spelling of 40523590847 in words is "forty billion, five hundred twenty-three million, five hundred ninety thousand, eight hundred forty-seven".