5375396538 has 12 divisors (see below), whose sum is σ = 11646692538. Its totient is φ = 1791798840.

The previous prime is 5375396489. The next prime is 5375396597. The reversal of 5375396538 is 8356935735.

5375396538 is a `hidden beast` number, since 5 + 3 + 75 + 39 + 6 + 538 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3991333329 + 1384063209 = 63177^2 + 37203^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 149316553 + ... + 149316588.

Almost surely, 2^5375396538 is an apocalyptic number.

5375396538 is an abundant number, since it is smaller than the sum of its proper divisors (6271296000).

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

5375396538 is a wasteful number, since it uses less digits than its factorization.

5375396538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298633149 (or 298633146 counting only the distinct ones).

The product of its digits is 10206000, while the sum is 54.

The square root of 5375396538 is about 73317.0958099133. The cubic root of 5375396538 is about 1751.7421060476.

The spelling of 5375396538 in words is "five billion, three hundred seventy-five million, three hundred ninety-six thousand, five hundred thirty-eight".