7789403952 has 120 divisors (see below), whose sum is σ = 23804571648. Its totient is φ = 2358115200.

The previous prime is 7789403939. The next prime is 7789403957. The reversal of 7789403952 is 2593049877.

7789403952 is a `hidden beast` number, since 77 + 89 + 403 + 95 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (7789403957) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2328393 + ... + 2331735.

Almost surely, 2^7789403952 is an apocalyptic number.

7789403952 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7789403952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11902285824).

7789403952 is an abundant number, since it is smaller than the sum of its proper divisors (16015167696).

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

7789403952 is a wasteful number, since it uses less digits than its factorization.

7789403952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4839 (or 4830 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 54.

The square root of 7789403952 is about 88257.5999673682. The cubic root of 7789403952 is about 1982.2940414183.

The spelling of 7789403952 in words is "seven billion, seven hundred eighty-nine million, four hundred three thousand, nine hundred fifty-two".