40466514997 has 2 divisors, whose sum is σ = 40466514998. Its totient is φ = 40466514996.

The previous prime is 40466514947. The next prime is 40466515051. The reversal of 40466514997 is 79941566404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31544956881 + 8921558116 = 177609^2 + 94454^2 .

It is a cyclic number.

It is not a de Polignac number, because 40466514997 - 2³¹ = 38319031349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40466514937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20233257498 + 20233257499.

It is an arithmetic number, because the mean of its divisors is an integer number (20233257499).

Almost surely, 2^40466514997 is an apocalyptic number.

It is an amenable number.

40466514997 is a deficient number, since it is larger than the sum of its proper divisors (1).

40466514997 is an equidigital number, since it uses as much as digits as its factorization.

40466514997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6531840, while the sum is 55.

The spelling of 40466514997 in words is "forty billion, four hundred sixty-six million, five hundred fourteen thousand, nine hundred ninety-seven".