74061285469 has 2 divisors, whose sum is σ = 74061285470. Its totient is φ = 74061285468.

The previous prime is 74061285409. The next prime is 74061285491. The reversal of 74061285469 is 96458216047.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72902700025 + 1158585444 = 270005^2 + 34038^2 .

It is a cyclic number.

It is not a de Polignac number, because 74061285469 - 2⁷ = 74061285341 is a prime.

It is a super-2 number, since 2×74061285469² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74061285409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37030642734 + 37030642735.

It is an arithmetic number, because the mean of its divisors is an integer number (37030642735).

Almost surely, 2^74061285469 is an apocalyptic number.

It is an amenable number.

74061285469 is a deficient number, since it is larger than the sum of its proper divisors (1).

74061285469 is an equidigital number, since it uses as much as digits as its factorization.

74061285469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2903040, while the sum is 52.

The spelling of 74061285469 in words is "seventy-four billion, sixty-one million, two hundred eighty-five thousand, four hundred sixty-nine".