74541017470417 has 4 divisors (see below), whose sum is σ = 77111397383220. Its totient is φ = 71970637557616.

The previous prime is 74541017470397. The next prime is 74541017470427. The reversal of 74541017470417 is 71407471014547.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 56464268661441 + 18076748808976 = 7514271^2 + 4251676^2 .

It is a cyclic number.

It is not a de Polignac number, because 74541017470417 - 2²³ = 74541009081809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74541017470427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1285189956358 + ... + 1285189956415.

It is an arithmetic number, because the mean of its divisors is an integer number (19277849345805).

Almost surely, 2^{74541017470417} is an apocalyptic number.

It is an amenable number.

74541017470417 is a deficient number, since it is larger than the sum of its proper divisors (2570379912803).

74541017470417 is a wasteful number, since it uses less digits than its factorization.

74541017470417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2570379912802.

The product of its (nonzero) digits is 3073280, while the sum is 52.

The spelling of 74541017470417 in words is "seventy-four trillion, five hundred forty-one billion, seventeen million, four hundred seventy thousand, four hundred seventeen".