743945464464 has 20 divisors (see below), whose sum is σ = 1921859116656. Its totient is φ = 247981821472.

The previous prime is 743945464439. The next prime is 743945464469. The reversal of 743945464464 is 464464549347.

743945464464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 743945464398 and 743945464407.

It is not an unprimeable number, because it can be changed into a prime (743945464469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7749431874 + ... + 7749431969.

Almost surely, 2^743945464464 is an apocalyptic number.

It is an amenable number.

743945464464 is an abundant number, since it is smaller than the sum of its proper divisors (1177913652192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

743945464464 is a wasteful number, since it uses less digits than its factorization.

743945464464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15498863854 (or 15498863848 counting only the distinct ones).

The product of its digits is 139345920, while the sum is 60.

The spelling of 743945464464 in words is "seven hundred forty-three billion, nine hundred forty-five million, four hundred sixty-four thousand, four hundred sixty-four".