85004232437 has 8 divisors (see below), whose sum is σ = 85251359232. Its totient is φ = 84757384800.

The previous prime is 85004232409. The next prime is 85004232529. The reversal of 85004232437 is 73423240058.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 85004232437 - 2²² = 85000038133 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 85004232437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85004232037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 548012 + ... + 685802.

It is an arithmetic number, because the mean of its divisors is an integer number (10656419904).

Almost surely, 2^85004232437 is an apocalyptic number.

It is an amenable number.

85004232437 is a deficient number, since it is larger than the sum of its proper divisors (247126795).

85004232437 is a wasteful number, since it uses less digits than its factorization.

85004232437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139579.

The product of its (nonzero) digits is 161280, while the sum is 38.

The spelling of 85004232437 in words is "eighty-five billion, four million, two hundred thirty-two thousand, four hundred thirty-seven".