85470659812238 has 4 divisors (see below), whose sum is σ = 128205989718360. Its totient is φ = 42735329906118.

The previous prime is 85470659812211. The next prime is 85470659812247. The reversal of 85470659812238 is 83221895607458.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21367664953058 + ... + 21367664953061.

It is an arithmetic number, because the mean of its divisors is an integer number (32051497429590).

It is a 1-persistent number, because it is pandigital, but 2⋅85470659812238 = 170941319624476 is not.

Almost surely, 2^{85470659812238} is an apocalyptic number.

85470659812238 is a deficient number, since it is larger than the sum of its proper divisors (42735329906122).

85470659812238 is a wasteful number, since it uses less digits than its factorization.

85470659812238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42735329906121.

The product of its (nonzero) digits is 232243200, while the sum is 68.

The spelling of 85470659812238 in words is "eighty-five trillion, four hundred seventy billion, six hundred fifty-nine million, eight hundred twelve thousand, two hundred thirty-eight".