775238795496 has 384 divisors, whose sum is σ = 2459137449600. Its totient is φ = 218023280640.

The previous prime is 775238795491. The next prime is 775238795503. The reversal of 775238795496 is 694597832577.

775238795496 is a `hidden beast` number, since 7 + 7 + 5 + 2 + 3 + 8 + 79 + 549 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is not an unprimeable number, because it can be changed into a prime (775238795491) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 626708190 + ... + 626709426.

It is an arithmetic number, because the mean of its divisors is an integer number (6404003775).

Almost surely, 2^775238795496 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 775238795496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1229568724800).

775238795496 is an abundant number, since it is smaller than the sum of its proper divisors (1683898654104).

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

775238795496 is a wasteful number, since it uses less digits than its factorization.

775238795496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1889 (or 1882 counting only the distinct ones).

The product of its digits is 800150400, while the sum is 72.

The spelling of 775238795496 in words is "seven hundred seventy-five billion, two hundred thirty-eight million, seven hundred ninety-five thousand, four hundred ninety-six".