771423273403 has 2 divisors, whose sum is σ = 771423273404. Its totient is φ = 771423273402.

The previous prime is 771423273389. The next prime is 771423273433. The reversal of 771423273403 is 304372324177.

771423273403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 771423273403 - 2⁵ = 771423273371 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 771423273403.

It is not a weakly prime, because it can be changed into another prime (771423273433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 385711636701 + 385711636702.

It is an arithmetic number, because the mean of its divisors is an integer number (385711636702).

Almost surely, 2^771423273403 is an apocalyptic number.

771423273403 is a deficient number, since it is larger than the sum of its proper divisors (1).

771423273403 is an equidigital number, since it uses as much as digits as its factorization.

771423273403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 592704, while the sum is 43.

The spelling of 771423273403 in words is "seven hundred seventy-one billion, four hundred twenty-three million, two hundred seventy-three thousand, four hundred three".