85672252153 has 2 divisors, whose sum is σ = 85672252154. Its totient is φ = 85672252152.

The previous prime is 85672252123. The next prime is 85672252187. The reversal of 85672252153 is 35125227658.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69281083369 + 16391168784 = 263213^2 + 128028^2 .

It is a cyclic number.

It is not a de Polignac number, because 85672252153 - 2¹⁷ = 85672121081 is a prime.

It is not a weakly prime, because it can be changed into another prime (85672252123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42836126076 + 42836126077.

It is an arithmetic number, because the mean of its divisors is an integer number (42836126077).

Almost surely, 2^85672252153 is an apocalyptic number.

It is an amenable number.

85672252153 is a deficient number, since it is larger than the sum of its proper divisors (1).

85672252153 is an equidigital number, since it uses as much as digits as its factorization.

85672252153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008000, while the sum is 46.

The spelling of 85672252153 in words is "eighty-five billion, six hundred seventy-two million, two hundred fifty-two thousand, one hundred fifty-three".