85672940063 has 2 divisors, whose sum is σ = 85672940064. Its totient is φ = 85672940062.

The previous prime is 85672940057. The next prime is 85672940117. The reversal of 85672940063 is 36004927658.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85672940063 - 2¹⁸ = 85672677919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 85672939993 and 85672940020.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85672940663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42836470031 + 42836470032.

It is an arithmetic number, because the mean of its divisors is an integer number (42836470032).

Almost surely, 2^85672940063 is an apocalyptic number.

85672940063 is a deficient number, since it is larger than the sum of its proper divisors (1).

85672940063 is an equidigital number, since it uses as much as digits as its factorization.

85672940063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 85672940063 in words is "eighty-five billion, six hundred seventy-two million, nine hundred forty thousand, sixty-three".