773479275072 has 168 divisors, whose sum is σ = 2392587950400. Its totient is φ = 219883023360.

The previous prime is 773479275061. The next prime is 773479275109. The reversal of 773479275072 is 270572974377.

It is a tau number, because it is divible by the number of its divisors (168).

It is a junction number, because it is equal to n+sod(n) for n = 773479274997 and 773479275015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1665622 + ... + 2078762.

Almost surely, 2^773479275072 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 773479275072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1196293975200).

773479275072 is an abundant number, since it is smaller than the sum of its proper divisors (1619108675328).

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

773479275072 is a wasteful number, since it uses less digits than its factorization.

773479275072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413369 (or 413352 counting only the distinct ones).

The product of its (nonzero) digits is 36303120, while the sum is 60.

The spelling of 773479275072 in words is "seven hundred seventy-three billion, four hundred seventy-nine million, two hundred seventy-five thousand, seventy-two".