85345038472 has 16 divisors (see below), whose sum is σ = 160025103900. Its totient is φ = 42671677440.

The previous prime is 85345038463. The next prime is 85345038473. The reversal of 85345038472 is 27483054358.

It can be written as a sum of positive squares in 2 ways, for example, as 68305913316 + 17039125156 = 261354^2 + 130534^2 .

It is not an unprimeable number, because it can be changed into a prime (85345038473) 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, 618304 + ... + 743632.

Almost surely, 2^85345038472 is an apocalyptic number.

It is an amenable number.

85345038472 is a deficient number, since it is larger than the sum of its proper divisors (74680065428).

85345038472 is a wasteful number, since it uses less digits than its factorization.

85345038472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210456 (or 210452 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 49.

The spelling of 85345038472 in words is "eighty-five billion, three hundred forty-five million, thirty-eight thousand, four hundred seventy-two".