5135440392 has 64 divisors (see below), whose sum is σ = 14316777600. Its totient is φ = 1705613760.

The previous prime is 5135440381. The next prime is 5135440397. The reversal of 5135440392 is 2930445315.

5135440392 is a `hidden beast` number, since 513 + 54 + 4 + 0 + 3 + 92 = 666.

It is a super-2 number, since 2×5135440392² = 52745496039570227328, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (5135440397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16917 + ... + 102747.

It is an arithmetic number, because the mean of its divisors is an integer number (223699650).

Almost surely, 2^5135440392 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 5135440392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7158388800).

5135440392 is an abundant number, since it is smaller than the sum of its proper divisors (9181337208).

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

5135440392 is a wasteful number, since it uses less digits than its factorization.

5135440392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86123 (or 86113 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 5135440392 is about 71661.9870782272. The cubic root of 5135440392 is about 1725.2785818506.

The spelling of 5135440392 in words is "five billion, one hundred thirty-five million, four hundred forty thousand, three hundred ninety-two".