74663642444601 has 16 divisors (see below), whose sum is σ = 113774229402624. Its totient is φ = 42664541053584.

The previous prime is 74663642444579. The next prime is 74663642444623. The reversal of 74663642444601 is 10644424636647.

It is an interprime number because it is at equal distance from previous prime (74663642444579) and next prime (74663642444623).

It is not a de Polignac number, because 74663642444601 - 2¹⁵ = 74663642411833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74663642444641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14246655 + ... + 18769508.

It is an arithmetic number, because the mean of its divisors is an integer number (7110889337664).

Almost surely, 2^{74663642444601} is an apocalyptic number.

It is an amenable number.

74663642444601 is a deficient number, since it is larger than the sum of its proper divisors (39110586958023).

74663642444601 is a wasteful number, since it uses less digits than its factorization.

74663642444601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33123860.

The product of its (nonzero) digits is 55738368, while the sum is 57.

The spelling of 74663642444601 in words is "seventy-four trillion, six hundred sixty-three billion, six hundred forty-two million, four hundred forty-four thousand, six hundred one".