40662261603077 has 2 divisors, whose sum is σ = 40662261603078. Its totient is φ = 40662261603076.

The previous prime is 40662261603023. The next prime is 40662261603127. The reversal of 40662261603077 is 77030616226604.

It is an a-pointer prime, because the next prime (40662261603127) can be obtained adding 40662261603077 to its sum of digits (50).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39155380145476 + 1506881457601 = 6257426^2 + 1227551^2 .

It is a cyclic number.

It is not a de Polignac number, because 40662261603077 - 2⁶ = 40662261603013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40662261603577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20331130801538 + 20331130801539.

It is an arithmetic number, because the mean of its divisors is an integer number (20331130801539).

Almost surely, 2^{40662261603077} is an apocalyptic number.

It is an amenable number.

40662261603077 is a deficient number, since it is larger than the sum of its proper divisors (1).

40662261603077 is an equidigital number, since it uses as much as digits as its factorization.

40662261603077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3048192, while the sum is 50.

The spelling of 40662261603077 in words is "forty trillion, six hundred sixty-two billion, two hundred sixty-one million, six hundred three thousand, seventy-seven".