85457652038882 has 6 divisors (see below), whose sum is σ = 128186497668513. Its totient is φ = 42728819482712.

The previous prime is 85457652038833. The next prime is 85457652038903. The reversal of 85457652038882 is 28883025675458.

It can be written as a sum of positive squares in 2 ways, for example, as 52995473480401 + 32462178558481 = 7279799^2 + 5697559^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=6536729.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 9805094 + ... + 16341822.

Almost surely, 2^{85457652038882} is an apocalyptic number.

85457652038882 is a deficient number, since it is larger than the sum of its proper divisors (42728845629631).

85457652038882 is an frugal number, since it uses more digits than its factorization.

85457652038882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13073460 (or 6536731 counting only the distinct ones).

The product of its (nonzero) digits is 1032192000, while the sum is 71.

The spelling of 85457652038882 in words is "eighty-five trillion, four hundred fifty-seven billion, six hundred fifty-two million, thirty-eight thousand, eight hundred eighty-two".