84519302259844 has 27 divisors (see below), whose sum is σ = 148064131715493. Its totient is φ = 42215311178448.

The previous prime is 84519302259839. The next prime is 84519302259877. The reversal of 84519302259844 is 44895220391548.

The square root of 84519302259844 is 9193438.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 81094167352900 + 3425134906944 = 9005230^2 + 1850712^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 24031645174 + ... + 24031648690.

Almost surely, 2^{84519302259844} is an apocalyptic number.

84519302259844 is the 9193438-th square number.

It is an amenable number.

84519302259844 is a deficient number, since it is larger than the sum of its proper divisors (63544829455649).

84519302259844 is an frugal number, since it uses more digits than its factorization.

84519302259844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9652 (or 4826 counting only the distinct ones).

The product of its (nonzero) digits is 99532800, while the sum is 64.

The spelling of 84519302259844 in words is "eighty-four trillion, five hundred nineteen billion, three hundred two million, two hundred fifty-nine thousand, eight hundred forty-four".