74605256535113 has 2 divisors, whose sum is σ = 74605256535114. Its totient is φ = 74605256535112.

The previous prime is 74605256535101. The next prime is 74605256535133. The reversal of 74605256535113 is 31153565250647.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50928390506569 + 23676866028544 = 7136413^2 + 4865888^2 .

It is a cyclic number.

It is not a de Polignac number, because 74605256535113 - 2¹² = 74605256531017 is a prime.

It is not a weakly prime, because it can be changed into another prime (74605256535133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37302628267556 + 37302628267557.

It is an arithmetic number, because the mean of its divisors is an integer number (37302628267557).

Almost surely, 2^{74605256535113} is an apocalyptic number.

It is an amenable number.

74605256535113 is a deficient number, since it is larger than the sum of its proper divisors (1).

74605256535113 is an equidigital number, since it uses as much as digits as its factorization.

74605256535113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340000, while the sum is 53.

The spelling of 74605256535113 in words is "seventy-four trillion, six hundred five billion, two hundred fifty-six million, five hundred thirty-five thousand, one hundred thirteen".