85383038505 has 16 divisors (see below), whose sum is σ = 137299363200. Its totient is φ = 45308786688.

The previous prime is 85383038467. The next prime is 85383038539. The reversal of 85383038505 is 50583038358.

It is not a de Polignac number, because 85383038505 - 2⁸ = 85383038249 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14299032 + ... + 14305001.

It is an arithmetic number, because the mean of its divisors is an integer number (8581210200).

Almost surely, 2^85383038505 is an apocalyptic number.

It is an amenable number.

85383038505 is a deficient number, since it is larger than the sum of its proper divisors (51916324695).

85383038505 is a wasteful number, since it uses less digits than its factorization.

85383038505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28604240.

The product of its (nonzero) digits is 1728000, while the sum is 48.

The spelling of 85383038505 in words is "eighty-five billion, three hundred eighty-three million, thirty-eight thousand, five hundred five".