240428822077 has 2 divisors, whose sum is σ = 240428822078. Its totient is φ = 240428822076.

The previous prime is 240428822041. The next prime is 240428822093. The reversal of 240428822077 is 770228824042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 224082943876 + 16345878201 = 473374^2 + 127851^2 .

It is a cyclic number.

It is not a de Polignac number, because 240428822077 - 2¹⁵ = 240428789309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240428822177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120214411038 + 120214411039.

It is an arithmetic number, because the mean of its divisors is an integer number (120214411039).

Almost surely, 2^240428822077 is an apocalyptic number.

It is an amenable number.

240428822077 is a deficient number, since it is larger than the sum of its proper divisors (1).

240428822077 is an equidigital number, since it uses as much as digits as its factorization.

240428822077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 802816, while the sum is 46.

The spelling of 240428822077 in words is "two hundred forty billion, four hundred twenty-eight million, eight hundred twenty-two thousand, seventy-seven".