85132340884 has 12 divisors (see below), whose sum is σ = 150655547700. Its totient is φ = 42087898688.

The previous prime is 85132340873. The next prime is 85132340897. The reversal of 85132340884 is 48804323158.

It can be written as a sum of positive squares in 2 ways, for example, as 9302602500 + 75829738384 = 96450^2 + 275372^2 .

It is a congruent number.

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, 119567539 + ... + 119568250.

It is an arithmetic number, because the mean of its divisors is an integer number (12554628975).

Almost surely, 2^85132340884 is an apocalyptic number.

It is an amenable number.

85132340884 is a deficient number, since it is larger than the sum of its proper divisors (65523206816).

85132340884 is a wasteful number, since it uses less digits than its factorization.

85132340884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239135882 (or 239135880 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 46.

The spelling of 85132340884 in words is "eighty-five billion, one hundred thirty-two million, three hundred forty thousand, eight hundred eighty-four".