400818714113 has 2 divisors, whose sum is σ = 400818714114. Its totient is φ = 400818714112.

The previous prime is 400818714061. The next prime is 400818714139. The reversal of 400818714113 is 311417818004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 321208963009 + 79609751104 = 566753^2 + 282152^2 .

It is a cyclic number.

It is not a de Polignac number, because 400818714113 - 2²⁸ = 400550278657 is a prime.

It is not a weakly prime, because it can be changed into another prime (400818714013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200409357056 + 200409357057.

It is an arithmetic number, because the mean of its divisors is an integer number (200409357057).

Almost surely, 2^400818714113 is an apocalyptic number.

It is an amenable number.

400818714113 is a deficient number, since it is larger than the sum of its proper divisors (1).

400818714113 is an equidigital number, since it uses as much as digits as its factorization.

400818714113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21504, while the sum is 38.

The spelling of 400818714113 in words is "four hundred billion, eight hundred eighteen million, seven hundred fourteen thousand, one hundred thirteen".