85268798045 has 4 divisors (see below), whose sum is σ = 102322557660. Its totient is φ = 68215038432.

The previous prime is 85268798039. The next prime is 85268798047. The reversal of 85268798045 is 54089786258.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10330283044 + 74938515001 = 101638^2 + 273749^2 .

It is a cyclic number.

It is not a de Polignac number, because 85268798045 - 2¹² = 85268793949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85268798047) 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, 8526879800 + ... + 8526879809.

It is an arithmetic number, because the mean of its divisors is an integer number (25580639415).

Almost surely, 2^85268798045 is an apocalyptic number.

It is an amenable number.

85268798045 is a deficient number, since it is larger than the sum of its proper divisors (17053759615).

85268798045 is a wasteful number, since it uses less digits than its factorization.

85268798045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17053759614.

The product of its (nonzero) digits is 38707200, while the sum is 62.

The spelling of 85268798045 in words is "eighty-five billion, two hundred sixty-eight million, seven hundred ninety-eight thousand, forty-five".