40650999459929 has 2 divisors, whose sum is σ = 40650999459930. Its totient is φ = 40650999459928.

The previous prime is 40650999459799. The next prime is 40650999459937. The reversal of 40650999459929 is 92995499905604.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28664759186704 + 11986240273225 = 5353948^2 + 3462115^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40650999459929 is a prime.

It is a super-2 number, since 2×40650999459929² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40650999456929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20325499729964 + 20325499729965.

It is an arithmetic number, because the mean of its divisors is an integer number (20325499729965).

Almost surely, 2^{40650999459929} is an apocalyptic number.

It is an amenable number.

40650999459929 is a deficient number, since it is larger than the sum of its proper divisors (1).

40650999459929 is an equidigital number, since it uses as much as digits as its factorization.

40650999459929 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2550916800, while the sum is 80.

The spelling of 40650999459929 in words is "forty trillion, six hundred fifty billion, nine hundred ninety-nine million, four hundred fifty-nine thousand, nine hundred twenty-nine".