7636749984 has 120 divisors (see below), whose sum is σ = 23436151200. Its totient is φ = 2434886784.

The previous prime is 7636749977. The next prime is 7636749997. The reversal of 7636749984 is 4899476367.

7636749984 is a `hidden beast` number, since 7 + 6 + 3 + 67 + 499 + 84 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4434 + ... + 123665.

It is an arithmetic number, because the mean of its divisors is an integer number (195301260).

Almost surely, 2^7636749984 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 7636749984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11718075600).

7636749984 is an abundant number, since it is smaller than the sum of its proper divisors (15799401216).

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

7636749984 is a wasteful number, since it uses less digits than its factorization.

7636749984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128144 (or 128127 counting only the distinct ones).

The product of its digits is 54867456, while the sum is 63.

The square root of 7636749984 is about 87388.5002960916. The cubic root of 7636749984 is about 1969.2590842395.

The spelling of 7636749984 in words is "seven billion, six hundred thirty-six million, seven hundred forty-nine thousand, nine hundred eighty-four".