74471708741471 has 2 divisors, whose sum is σ = 74471708741472. Its totient is φ = 74471708741470.

The previous prime is 74471708741461. The next prime is 74471708741489. The reversal of 74471708741471 is 17414780717447.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74471708741471 is a prime.

It is a super-3 number, since 3×74471708741471³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74471708741401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37235854370735 + 37235854370736.

It is an arithmetic number, because the mean of its divisors is an integer number (37235854370736).

Almost surely, 2^{74471708741471} is an apocalyptic number.

74471708741471 is a deficient number, since it is larger than the sum of its proper divisors (1).

74471708741471 is an equidigital number, since it uses as much as digits as its factorization.

74471708741471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34420736, while the sum is 62.

The spelling of 74471708741471 in words is "seventy-four trillion, four hundred seventy-one billion, seven hundred eight million, seven hundred forty-one thousand, four hundred seventy-one".