7794743616 has 448 divisors, whose sum is σ = 26685849600. Its totient is φ = 2206310400.

The previous prime is 7794743599. The next prime is 7794743629. The reversal of 7794743616 is 6163474977.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 40810081 + ... + 40810271.

Almost surely, 2^7794743616 is an apocalyptic number.

7794743616 is a gapful number since it is divisible by the number (76) 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 7794743616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13342924800).

7794743616 is an abundant number, since it is smaller than the sum of its proper divisors (18891105984).

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

7794743616 is a wasteful number, since it uses less digits than its factorization.

7794743616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355 (or 339 counting only the distinct ones).

The product of its digits is 5334336, while the sum is 54.

The square root of 7794743616 is about 88287.8452336447. The cubic root of 7794743616 is about 1982.7468944855.

The spelling of 7794743616 in words is "seven billion, seven hundred ninety-four million, seven hundred forty-three thousand, six hundred sixteen".