85234511543258 has 128 divisors (see below), whose sum is σ = 160393153536000. Its totient is φ = 33002089459200.

The previous prime is 85234511543257. The next prime is 85234511543297.

85234511543258 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (85234511543257) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 30235724573 + ... + 30235727391.

It is an arithmetic number, because the mean of its divisors is an integer number (1253071512000).

Almost surely, 2^{85234511543258} is an apocalyptic number.

85234511543258 is a deficient number, since it is larger than the sum of its proper divisors (75158641992742).

85234511543258 is a wasteful number, since it uses less digits than its factorization.

85234511543258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4876.

The product of its digits is 23040000, while the sum is 56.

The spelling of 85234511543258 in words is "eighty-five trillion, two hundred thirty-four billion, five hundred eleven million, five hundred forty-three thousand, two hundred fifty-eight".