74067066734117 has 2 divisors, whose sum is σ = 74067066734118. Its totient is φ = 74067066734116.

The previous prime is 74067066734071. The next prime is 74067066734131. The reversal of 74067066734117 is 71143766076047.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67296657530116 + 6770409204001 = 8203454^2 + 2602001^2 .

It is a cyclic number.

It is not a de Polignac number, because 74067066734117 - 2¹⁴ = 74067066717733 is a prime.

It is a super-2 number, since 2×74067066734117² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74067066734197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37033533367058 + 37033533367059.

It is an arithmetic number, because the mean of its divisors is an integer number (37033533367059).

Almost surely, 2^{74067066734117} is an apocalyptic number.

It is an amenable number.

74067066734117 is a deficient number, since it is larger than the sum of its proper divisors (1).

74067066734117 is an equidigital number, since it uses as much as digits as its factorization.

74067066734117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24893568, while the sum is 59.

The spelling of 74067066734117 in words is "seventy-four trillion, sixty-seven billion, sixty-six million, seven hundred thirty-four thousand, one hundred seventeen".