5127432240 has 160 divisors (see below), whose sum is σ = 18751942656. Its totient is φ = 1134167040.

The previous prime is 5127432239. The next prime is 5127432257. The reversal of 5127432240 is 422347215.

It is a super-2 number, since 2×5127432240² = 52581122751582835200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 5127432198 and 5127432207.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2854 + ... + 101306.

Almost surely, 2^5127432240 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 5127432240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9375971328).

5127432240 is an abundant number, since it is smaller than the sum of its proper divisors (13624510416).

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

5127432240 is a wasteful number, since it uses less digits than its factorization.

5127432240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98507 (or 98501 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 5127432240 is about 71606.0908023891. The cubic root of 5127432240 is about 1724.3813215081.

Adding to 5127432240 its reverse (422347215), we get a palindrome (5549779455).

The spelling of 5127432240 in words is "five billion, one hundred twenty-seven million, four hundred thirty-two thousand, two hundred forty".