5137691328 has 560 divisors, whose sum is σ = 19390449408. Its totient is φ = 1306368000.

The previous prime is 5137691327. The next prime is 5137691381. The reversal of 5137691328 is 8231967315.

It is not an unprimeable number, because it can be changed into a prime (5137691323) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 24349143 + ... + 24349353.

Almost surely, 2^5137691328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5137691328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9695224704).

5137691328 is an abundant number, since it is smaller than the sum of its proper divisors (14252758080).

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

5137691328 is a wasteful number, since it uses less digits than its factorization.

5137691328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314 (or 295 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 5137691328 is about 71677.6905877973. The cubic root of 5137691328 is about 1725.5306163478.

The spelling of 5137691328 in words is "five billion, one hundred thirty-seven million, six hundred ninety-one thousand, three hundred twenty-eight".