7790773248 has 132 divisors (see below), whose sum is σ = 22697799228. Its totient is φ = 2573598720.

The previous prime is 7790773231. The next prime is 7790773253. The reversal of 7790773248 is 8423770977.

It can be written as a sum of positive squares in 2 ways, for example, as 2973302784 + 4817470464 = 54528^2 + 69408^2 .

It is a super-2 number, since 2×7790773248² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7790773194 and 7790773203.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1037668 + ... + 1045148.

Almost surely, 2^7790773248 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 7790773248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11348899614).

7790773248 is an abundant number, since it is smaller than the sum of its proper divisors (14907025980).

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

7790773248 is a wasteful number, since it uses less digits than its factorization.

7790773248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7620 (or 7599 counting only the distinct ones).

The product of its (nonzero) digits is 4148928, while the sum is 54.

The square root of 7790773248 is about 88265.3570094179. The cubic root of 7790773248 is about 1982.4101901541.

The spelling of 7790773248 in words is "seven billion, seven hundred ninety million, seven hundred seventy-three thousand, two hundred forty-eight".