74003385722369 has 2 divisors, whose sum is σ = 74003385722370. Its totient is φ = 74003385722368.

The previous prime is 74003385722351. The next prime is 74003385722401. The reversal of 74003385722369 is 96322758330047.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73080066521344 + 923319201025 = 8548688^2 + 960895^2 .

It is a cyclic number.

It is not a de Polignac number, because 74003385722369 - 2¹⁶ = 74003385656833 is a prime.

It is a super-2 number, since 2×74003385722369² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (74003385722339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37001692861184 + 37001692861185.

It is an arithmetic number, because the mean of its divisors is an integer number (37001692861185).

Almost surely, 2^{74003385722369} is an apocalyptic number.

It is an amenable number.

74003385722369 is a deficient number, since it is larger than the sum of its proper divisors (1).

74003385722369 is an equidigital number, since it uses as much as digits as its factorization.

74003385722369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45722880, while the sum is 59.

The spelling of 74003385722369 in words is "seventy-four trillion, three billion, three hundred eighty-five million, seven hundred twenty-two thousand, three hundred sixty-nine".