85452403741 has 2 divisors, whose sum is σ = 85452403742. Its totient is φ = 85452403740.

The previous prime is 85452403717. The next prime is 85452403753. The reversal of 85452403741 is 14730425458.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71206787716 + 14245616025 = 266846^2 + 119355^2 .

It is a cyclic number.

It is not a de Polignac number, because 85452403741 - 2⁵ = 85452403709 is a prime.

It is a super-2 number, since 2×85452403741² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85452403781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42726201870 + 42726201871.

It is an arithmetic number, because the mean of its divisors is an integer number (42726201871).

Almost surely, 2^85452403741 is an apocalyptic number.

It is an amenable number.

85452403741 is a deficient number, since it is larger than the sum of its proper divisors (1).

85452403741 is an equidigital number, since it uses as much as digits as its factorization.

85452403741 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 537600, while the sum is 43.

The spelling of 85452403741 in words is "eighty-five billion, four hundred fifty-two million, four hundred three thousand, seven hundred forty-one".