773800965423 has 6 divisors (see below), whose sum is σ = 1117712505624. Its totient is φ = 515867310276.

The previous prime is 773800965407. The next prime is 773800965449. The reversal of 773800965423 is 324569008377.

773800965423 is a `hidden beast` number, since 7 + 7 + 3 + 8 + 0 + 0 + 96 + 542 + 3 = 666.

It is not a de Polignac number, because 773800965423 - 2⁴ = 773800965407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 773800965423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (773800965403) 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 in 5 ways as a sum of consecutive naturals, for example, 42988942515 + ... + 42988942532.

It is an arithmetic number, because the mean of its divisors is an integer number (186285417604).

Almost surely, 2^773800965423 is an apocalyptic number.

773800965423 is a deficient number, since it is larger than the sum of its proper divisors (343911540201).

773800965423 is a wasteful number, since it uses less digits than its factorization.

773800965423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85977885053 (or 85977885050 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 54.

The spelling of 773800965423 in words is "seven hundred seventy-three billion, eight hundred million, nine hundred sixty-five thousand, four hundred twenty-three".