774325768320 has 384 divisors, whose sum is σ = 2969596339200. Its totient is φ = 190602547200.

The previous prime is 774325768303. The next prime is 774325768343. The reversal of 774325768320 is 23867523477.

774325768320 is a `hidden beast` number, since 7 + 7 + 4 + 3 + 257 + 68 + 320 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2787745 + ... + 3052895.

It is an arithmetic number, because the mean of its divisors is an integer number (7733323800).

Almost surely, 2^774325768320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 774325768320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1484798169600).

774325768320 is an abundant number, since it is smaller than the sum of its proper divisors (2195270570880).

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

774325768320 is a wasteful number, since it uses less digits than its factorization.

774325768320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265205 (or 265174 counting only the distinct ones).

The product of its (nonzero) digits is 11854080, while the sum is 54.

The spelling of 774325768320 in words is "seven hundred seventy-four billion, three hundred twenty-five million, seven hundred sixty-eight thousand, three hundred twenty".