5137351992 has 128 divisors (see below), whose sum is σ = 15597619200. Its totient is φ = 1559692800.

The previous prime is 5137351949. The next prime is 5137351997. The reversal of 5137351992 is 2991537315.

5137351992 is a `hidden beast` number, since 513 + 7 + 35 + 19 + 92 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5137351997) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 91267 + ... + 136397.

It is an arithmetic number, because the mean of its divisors is an integer number (121856400).

Almost surely, 2^5137351992 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 5137351992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7798809600).

5137351992 is an abundant number, since it is smaller than the sum of its proper divisors (10460267208).

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

5137351992 is a wasteful number, since it uses less digits than its factorization.

5137351992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45194 (or 45184 counting only the distinct ones).

The product of its digits is 255150, while the sum is 45.

The square root of 5137351992 is about 71675.3234523570. The cubic root of 5137351992 is about 1725.4926260320.

The spelling of 5137351992 in words is "five billion, one hundred thirty-seven million, three hundred fifty-one thousand, nine hundred ninety-two".