40593818929 has 2 divisors, whose sum is σ = 40593818930. Its totient is φ = 40593818928.

The previous prime is 40593818897. The next prime is 40593818977. The reversal of 40593818929 is 92981839504.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25464818929 + 15129000000 = 159577^2 + 123000^2 .

It is a cyclic number.

It is not a de Polignac number, because 40593818929 - 2⁵ = 40593818897 is a prime.

It is not a weakly prime, because it can be changed into another prime (40593813929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20296909464 + 20296909465.

It is an arithmetic number, because the mean of its divisors is an integer number (20296909465).

Almost surely, 2^40593818929 is an apocalyptic number.

It is an amenable number.

40593818929 is a deficient number, since it is larger than the sum of its proper divisors (1).

40593818929 is an equidigital number, since it uses as much as digits as its factorization.

40593818929 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5598720, while the sum is 58.

The spelling of 40593818929 in words is "forty billion, five hundred ninety-three million, eight hundred eighteen thousand, nine hundred twenty-nine".