85136250123 has 32 divisors (see below), whose sum is σ = 127354187520. Its totient is φ = 56206016640.

The previous prime is 85136250103. The next prime is 85136250151. The reversal of 85136250123 is 32105263158.

85136250123 is a `hidden beast` number, since 8 + 5 + 1 + 3 + 625 + 0 + 1 + 23 = 666.

It is not a de Polignac number, because 85136250123 - 2³⁴ = 67956380939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85136250103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13133043 + ... + 13139523.

It is an arithmetic number, because the mean of its divisors is an integer number (3979818360).

Almost surely, 2^85136250123 is an apocalyptic number.

85136250123 is a deficient number, since it is larger than the sum of its proper divisors (42217937397).

85136250123 is a wasteful number, since it uses less digits than its factorization.

85136250123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11144 (or 11138 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 85136250123 in words is "eighty-five billion, one hundred thirty-six million, two hundred fifty thousand, one hundred twenty-three".