7636980964 has 12 divisors (see below), whose sum is σ = 13365467388. Its totient is φ = 3818276000.

The previous prime is 7636980961. The next prime is 7636981007. The reversal of 7636980964 is 4690896367.

It can be written as a sum of positive squares in 2 ways, for example, as 3915004900 + 3721976064 = 62570^2 + 61008^2 .

It is a junction number, because it is equal to n+sod(n) for n = 7636980899 and 7636980908.

It is not an unprimeable number, because it can be changed into a prime (7636980961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47814 + ... + 132514.

It is an arithmetic number, because the mean of its divisors is an integer number (1113788949).

Almost surely, 2^7636980964 is an apocalyptic number.

It is an amenable number.

7636980964 is a deficient number, since it is larger than the sum of its proper divisors (5728486424).

7636980964 is a wasteful number, since it uses less digits than its factorization.

7636980964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107246 (or 107244 counting only the distinct ones).

The product of its (nonzero) digits is 11757312, while the sum is 58.

The square root of 7636980964 is about 87389.8218558660. The cubic root of 7636980964 is about 1969.2789380115.

The spelling of 7636980964 in words is "seven billion, six hundred thirty-six million, nine hundred eighty thousand, nine hundred sixty-four".