774628920000 has 1400 divisors, whose sum is σ = 3157484044176. Its totient is φ = 186541056000.

The previous prime is 774628919921. The next prime is 774628920017. The reversal of 774628920000 is 29826477.

774628920000 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 199 ways as a sum of consecutive naturals, for example, 2232359827 + ... + 2232360173.

Almost surely, 2^774628920000 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 774628920000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1578742022088).

774628920000 is an abundant number, since it is smaller than the sum of its proper divisors (2382855124176).

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

774628920000 is a wasteful number, since it uses less digits than its factorization.

774628920000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457 (or 423 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 774628920000 in words is "seven hundred seventy-four billion, six hundred twenty-eight million, nine hundred twenty thousand".