777482048 has 56 divisors (see below), whose sum is σ = 1767132864. Its totient is φ = 332467200.

The previous prime is 777482023. The next prime is 777482059. The reversal of 777482048 is 840284777.

It is a tau number, because it is divible by the number of its divisors (56).

It is a junction number, because it is equal to n+sod(n) for n = 777481993 and 777482011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231743 + ... + 235073.

It is an arithmetic number, because the mean of its divisors is an integer number (31555944).

Almost surely, 2^777482048 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 777482048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (883566432).

777482048 is an abundant number, since it is smaller than the sum of its proper divisors (989650816).

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

777482048 is a wasteful number, since it uses less digits than its factorization.

777482048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3871 (or 3861 counting only the distinct ones).

The product of its (nonzero) digits is 702464, while the sum is 47.

The square root of 777482048 is about 27883.3650766904. The cubic root of 777482048 is about 919.5248207752.

The spelling of 777482048 in words is "seven hundred seventy-seven million, four hundred eighty-two thousand, forty-eight".