4000495273813 has 2 divisors, whose sum is σ = 4000495273814. Its totient is φ = 4000495273812.

The previous prime is 4000495273711. The next prime is 4000495273861. The reversal of 4000495273813 is 3183725940004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3340439769969 + 660055503844 = 1827687^2 + 812438^2 .

It is a cyclic number.

It is not a de Polignac number, because 4000495273813 - 2²⁵ = 4000461719381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4000495273883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000247636906 + 2000247636907.

It is an arithmetic number, because the mean of its divisors is an integer number (2000247636907).

Almost surely, 2^{4000495273813} is an apocalyptic number.

It is an amenable number.

4000495273813 is a deficient number, since it is larger than the sum of its proper divisors (1).

4000495273813 is an equidigital number, since it uses as much as digits as its factorization.

4000495273813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 4000495273813 in words is "four trillion, four hundred ninety-five million, two hundred seventy-three thousand, eight hundred thirteen".