742404165289 has 2 divisors, whose sum is σ = 742404165290. Its totient is φ = 742404165288.

The previous prime is 742404165263. The next prime is 742404165313. The reversal of 742404165289 is 982561404247.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 687979008025 + 54425157264 = 829445^2 + 233292^2 .

It is a cyclic number.

It is not a de Polignac number, because 742404165289 - 2⁷ = 742404165161 is a prime.

It is not a weakly prime, because it can be changed into another prime (742404165089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371202082644 + 371202082645.

It is an arithmetic number, because the mean of its divisors is an integer number (371202082645).

Almost surely, 2^742404165289 is an apocalyptic number.

It is an amenable number.

742404165289 is a deficient number, since it is larger than the sum of its proper divisors (1).

742404165289 is an equidigital number, since it uses as much as digits as its factorization.

742404165289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3870720, while the sum is 52.

The spelling of 742404165289 in words is "seven hundred forty-two billion, four hundred four million, one hundred sixty-five thousand, two hundred eighty-nine".