74811004071161 has 2 divisors, whose sum is σ = 74811004071162. Its totient is φ = 74811004071160.

The previous prime is 74811004071107. The next prime is 74811004071169. The reversal of 74811004071161 is 16117040011847.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67534389920761 + 7276614150400 = 8217931^2 + 2697520^2 .

It is a cyclic number.

It is not a de Polignac number, because 74811004071161 - 2¹⁴ = 74811004054777 is a prime.

It is not a weakly prime, because it can be changed into another prime (74811004071169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37405502035580 + 37405502035581.

It is an arithmetic number, because the mean of its divisors is an integer number (37405502035581).

Almost surely, 2^{74811004071161} is an apocalyptic number.

It is an amenable number.

74811004071161 is a deficient number, since it is larger than the sum of its proper divisors (1).

74811004071161 is an equidigital number, since it uses as much as digits as its factorization.

74811004071161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37632, while the sum is 41.

The spelling of 74811004071161 in words is "seventy-four trillion, eight hundred eleven billion, four million, seventy-one thousand, one hundred sixty-one".