84941253469 has 4 divisors (see below), whose sum is σ = 84958394044. Its totient is φ = 84924112896.

The previous prime is 84941253401. The next prime is 84941253503. The reversal of 84941253469 is 96435214948.

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 41744619225 + 43196634244 = 204315^2 + 207838^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84941253469 is a prime.

It is a super-2 number, since 2×84941253469² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84941253869) 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, 8562852 + ... + 8572765.

It is an arithmetic number, because the mean of its divisors is an integer number (21239598511).

Almost surely, 2^84941253469 is an apocalyptic number.

It is an amenable number.

84941253469 is a deficient number, since it is larger than the sum of its proper divisors (17140575).

84941253469 is a wasteful number, since it uses less digits than its factorization.

84941253469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17140574.

The product of its digits is 7464960, while the sum is 55.

The spelling of 84941253469 in words is "eighty-four billion, nine hundred forty-one million, two hundred fifty-three thousand, four hundred sixty-nine".