74555461085 has 16 divisors (see below), whose sum is σ = 102352190976. Its totient is φ = 51071394048.

The previous prime is 74555461081. The next prime is 74555461117. The reversal of 74555461085 is 58016455547.

It is a cyclic number.

It is not a de Polignac number, because 74555461085 - 2² = 74555461081 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74555461081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1055957 + ... + 1124346.

It is an arithmetic number, because the mean of its divisors is an integer number (6397011936).

Almost surely, 2^74555461085 is an apocalyptic number.

It is an amenable number.

74555461085 is a deficient number, since it is larger than the sum of its proper divisors (27796729891).

74555461085 is a wasteful number, since it uses less digits than its factorization.

74555461085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2181292.

The product of its (nonzero) digits is 3360000, while the sum is 50.

The spelling of 74555461085 in words is "seventy-four billion, five hundred fifty-five million, four hundred sixty-one thousand, eighty-five".