85338120740 has 12 divisors (see below), whose sum is σ = 179210053596. Its totient is φ = 34135248288.

The previous prime is 85338120731. The next prime is 85338120761. The reversal of 85338120740 is 4702183358.

It can be written as a sum of positive squares in 2 ways, for example, as 16285843456 + 69052277284 = 127616^2 + 262778^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2133452999 + ... + 2133453038.

It is an arithmetic number, because the mean of its divisors is an integer number (14934171133).

Almost surely, 2^85338120740 is an apocalyptic number.

It is an amenable number.

85338120740 is an abundant number, since it is smaller than the sum of its proper divisors (93871932856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85338120740 is a wasteful number, since it uses less digits than its factorization.

85338120740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4266906046 (or 4266906044 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 41.

The spelling of 85338120740 in words is "eighty-five billion, three hundred thirty-eight million, one hundred twenty thousand, seven hundred forty".