774400677740 has 12 divisors (see below), whose sum is σ = 1626241423296. Its totient is φ = 309760271088.

The previous prime is 774400677719. The next prime is 774400677751. The reversal of 774400677740 is 47776004477.

It is a happy number.

774400677740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19360016924 + ... + 19360016963.

It is an arithmetic number, because the mean of its divisors is an integer number (135520118608).

Almost surely, 2^774400677740 is an apocalyptic number.

It is an amenable number.

774400677740 is an abundant number, since it is smaller than the sum of its proper divisors (851840745556).

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

774400677740 is a wasteful number, since it uses less digits than its factorization.

774400677740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38720033896 (or 38720033894 counting only the distinct ones).

The product of its (nonzero) digits is 6453888, while the sum is 53.

The spelling of 774400677740 in words is "seven hundred seventy-four billion, four hundred million, six hundred seventy-seven thousand, seven hundred forty".