7140458540417 has 4 divisors (see below), whose sum is σ = 7140654372180. Its totient is φ = 7140262708656.

The previous prime is 7140458540359. The next prime is 7140458540443.

7140458540417 is nontrivially palindromic in base 10.

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 5340055452736 + 1800403087681 = 2310856^2 + 1341791^2 .

It is a cyclic number.

It is not a de Polignac number, because 7140458540417 - 2⁸ = 7140458540161 is a prime.

It is a super-2 number, since 2×7140458540417² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7140458540447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97861178 + ... + 97934115.

It is an arithmetic number, because the mean of its divisors is an integer number (1785163593045).

Almost surely, 2^{7140458540417} is an apocalyptic number.

It is an amenable number.

7140458540417 is a deficient number, since it is larger than the sum of its proper divisors (195831763).

7140458540417 is a wasteful number, since it uses less digits than its factorization.

7140458540417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195831762.

The product of its (nonzero) digits is 2508800, while the sum is 50.

The spelling of 7140458540417 in words is "seven trillion, one hundred forty billion, four hundred fifty-eight million, five hundred forty thousand, four hundred seventeen".