773936394135 has 12 divisors (see below), whose sum is σ = 1238303682168. Its totient is φ = 412764259696.

The previous prime is 773936394073. The next prime is 773936394137. The reversal of 773936394135 is 531493639377.

773936394135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 773936394135 - 2¹⁴ = 773936377751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (773936394137) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3293632 + ... + 3520778.

It is an arithmetic number, because the mean of its divisors is an integer number (103191973514).

Almost surely, 2^773936394135 is an apocalyptic number.

773936394135 is a deficient number, since it is larger than the sum of its proper divisors (464367288033).

773936394135 is an frugal number, since it uses more digits than its factorization.

773936394135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454302 (or 227155 counting only the distinct ones).

The product of its digits is 38578680, while the sum is 60.

Multiplying 773936394135 by its sum of digits (60), we get a square (46436183648100 = 6814410²).

The spelling of 773936394135 in words is "seven hundred seventy-three billion, nine hundred thirty-six million, three hundred ninety-four thousand, one hundred thirty-five".