700816403081 has 2 divisors, whose sum is σ = 700816403082. Its totient is φ = 700816403080.

The previous prime is 700816403003. The next prime is 700816403087. The reversal of 700816403081 is 180304618007.

700816403081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 543611290000 + 157205113081 = 737300^2 + 396491^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-700816403081 is a prime.

It is a super-2 number, since 2×700816403081² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (700816403087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350408201540 + 350408201541.

It is an arithmetic number, because the mean of its divisors is an integer number (350408201541).

Almost surely, 2^700816403081 is an apocalyptic number.

It is an amenable number.

700816403081 is a deficient number, since it is larger than the sum of its proper divisors (1).

700816403081 is an equidigital number, since it uses as much as digits as its factorization.

700816403081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 38.

The spelling of 700816403081 in words is "seven hundred billion, eight hundred sixteen million, four hundred three thousand, eighty-one".