10002936538 has 12 divisors (see below), whose sum is σ = 17454103722. Its totient is φ = 4286972760.

The previous prime is 10002936521. The next prime is 10002936557. The reversal of 10002936538 is 83563920001.

It can be written as a sum of positive squares in only one way, i.e., 8902488609 + 1100447929 = 94353^2 + 33173^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10002936497 and 10002936506.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 51035293 + ... + 51035488.

Almost surely, 2^10002936538 is an apocalyptic number.

10002936538 is a deficient number, since it is larger than the sum of its proper divisors (7451167184).

10002936538 is a wasteful number, since it uses less digits than its factorization.

10002936538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102070797 (or 102070790 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 10002936538 in words is "ten billion, two million, nine hundred thirty-six thousand, five hundred thirty-eight".