85481252158 has 8 divisors (see below), whose sum is σ = 130027820400. Its totient is φ = 42138645360.

The previous prime is 85481252147. The next prime is 85481252203. The reversal of 85481252158 is 85125218458.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300990183 + ... + 300990466.

It is an arithmetic number, because the mean of its divisors is an integer number (16253477550).

Almost surely, 2^85481252158 is an apocalyptic number.

85481252158 is a deficient number, since it is larger than the sum of its proper divisors (44546568242).

85481252158 is a wasteful number, since it uses less digits than its factorization.

85481252158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601980722.

The product of its digits is 1024000, while the sum is 49.

The spelling of 85481252158 in words is "eighty-five billion, four hundred eighty-one million, two hundred fifty-two thousand, one hundred fifty-eight".