85533508357 has 8 divisors (see below), whose sum is σ = 93402883872. Its totient is φ = 77679733200.

The previous prime is 85533508327. The next prime is 85533508387. The reversal of 85533508357 is 75380533558.

It is an interprime number because it is at equal distance from previous prime (85533508327) and next prime (85533508387).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85533508357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85533508327) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3888619 + ... + 3910552.

It is an arithmetic number, because the mean of its divisors is an integer number (11675360484).

Almost surely, 2^85533508357 is an apocalyptic number.

It is an amenable number.

85533508357 is a deficient number, since it is larger than the sum of its proper divisors (7869375515).

85533508357 is a wasteful number, since it uses less digits than its factorization.

85533508357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7800179.

The product of its (nonzero) digits is 7560000, while the sum is 52.

The spelling of 85533508357 in words is "eighty-five billion, five hundred thirty-three million, five hundred eight thousand, three hundred fifty-seven".