538961629352 has 16 divisors (see below), whose sum is σ = 1069997352660. Its totient is φ = 253629001984.

The previous prime is 538961629343. The next prime is 538961629433. The reversal of 538961629352 is 253926169835.

It can be written as a sum of positive squares in 2 ways, for example, as 479315290276 + 59646339076 = 692326^2 + 244226^2 .

It is a junction number, because it is equal to n+sod(n) for n = 538961629291 and 538961629300.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1981476443 + ... + 1981476714.

Almost surely, 2^538961629352 is an apocalyptic number.

It is an amenable number.

538961629352 is a deficient number, since it is larger than the sum of its proper divisors (531035723308).

538961629352 is a wasteful number, since it uses less digits than its factorization.

538961629352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3962953180 (or 3962953176 counting only the distinct ones).

The product of its digits is 20995200, while the sum is 59.

The spelling of 538961629352 in words is "five hundred thirty-eight billion, nine hundred sixty-one million, six hundred twenty-nine thousand, three hundred fifty-two".