9380836538 has 24 divisors (see below), whose sum is σ = 15463129500. Its totient is φ = 4262279168.

The previous prime is 9380836501. The next prime is 9380836559. The reversal of 9380836538 is 8356380839.

It can be written as a sum of positive squares in 6 ways, for example, as 9092957449 + 287879089 = 95357^2 + 16967^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 9380836538.

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, 263063 + ... + 296586.

Almost surely, 2^9380836538 is an apocalyptic number.

9380836538 is a deficient number, since it is larger than the sum of its proper divisors (6082292962).

9380836538 is a wasteful number, since it uses less digits than its factorization.

9380836538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559714 (or 559697 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 53.

The square root of 9380836538 is about 96854.7187182948. The cubic root of 9380836538 is about 2109.0191481952.

The spelling of 9380836538 in words is "nine billion, three hundred eighty million, eight hundred thirty-six thousand, five hundred thirty-eight".