85034891044 has 12 divisors (see below), whose sum is σ = 148813163100. Its totient is φ = 42516844448.

The previous prime is 85034891023. The next prime is 85034891069. The reversal of 85034891044 is 44019843058.

It can be written as a sum of positive squares in 2 ways, for example, as 6432040000 + 78602851044 = 80200^2 + 280362^2 .

It is a junction number, because it is equal to n+sod(n) for n = 85034890985 and 85034891003.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362322 + ... + 548950.

It is an arithmetic number, because the mean of its divisors is an integer number (12401096925).

Almost surely, 2^85034891044 is an apocalyptic number.

It is an amenable number.

85034891044 is a deficient number, since it is larger than the sum of its proper divisors (63778272056).

85034891044 is a wasteful number, since it uses less digits than its factorization.

85034891044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300542 (or 300540 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 46.

The spelling of 85034891044 in words is "eighty-five billion, thirty-four million, eight hundred ninety-one thousand, forty-four".