40026777023329 has 2 divisors, whose sum is σ = 40026777023330. Its totient is φ = 40026777023328.

The previous prime is 40026777023323. The next prime is 40026777023357. The reversal of 40026777023329 is 92332077762004.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21687416150625 + 18339360872704 = 4656975^2 + 4282448^2 .

It is a cyclic number.

It is not a de Polignac number, because 40026777023329 - 2⁷ = 40026777023201 is a prime.

It is not a weakly prime, because it can be changed into another prime (40026777023323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20013388511664 + 20013388511665.

It is an arithmetic number, because the mean of its divisors is an integer number (20013388511665).

Almost surely, 2^{40026777023329} is an apocalyptic number.

It is an amenable number.

40026777023329 is a deficient number, since it is larger than the sum of its proper divisors (1).

40026777023329 is an equidigital number, since it uses as much as digits as its factorization.

40026777023329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5334336, while the sum is 52.

The spelling of 40026777023329 in words is "forty trillion, twenty-six billion, seven hundred seventy-seven million, twenty-three thousand, three hundred twenty-nine".