5121423040 has 112 divisors (see below), whose sum is σ = 12423404160. Its totient is φ = 2010562560.

The previous prime is 5121423029. The next prime is 5121423071. The reversal of 5121423040 is 403241215.

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 15 ways as a sum of consecutive naturals, for example, 6330156 + ... + 6330964.

Almost surely, 2^5121423040 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 5121423040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6211702080).

5121423040 is an abundant number, since it is smaller than the sum of its proper divisors (7301981120).

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

5121423040 is a wasteful number, since it uses less digits than its factorization.

5121423040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170 (or 1160 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 5121423040 is about 71564.1183834469. The cubic root of 5121423040 is about 1723.7074167519.

Adding to 5121423040 its reverse (403241215), we get a palindrome (5524664255).

The spelling of 5121423040 in words is "five billion, one hundred twenty-one million, four hundred twenty-three thousand, forty".