5106721524 has 12 divisors (see below), whose sum is σ = 11915683584. Its totient is φ = 1702240504.

The previous prime is 5106721489. The next prime is 5106721541. The reversal of 5106721524 is 4251276015.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212780052 + ... + 212780075.

It is an arithmetic number, because the mean of its divisors is an integer number (992973632).

Almost surely, 2^5106721524 is an apocalyptic number.

It is an amenable number.

5106721524 is an abundant number, since it is smaller than the sum of its proper divisors (6808962060).

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

5106721524 is a wasteful number, since it uses less digits than its factorization.

5106721524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425560134 (or 425560132 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 5106721524 is about 71461.3288709355. The cubic root of 5106721524 is about 1722.0564824503.

Adding to 5106721524 its reverse (4251276015), we get a palindrome (9357997539).

The spelling of 5106721524 in words is "five billion, one hundred six million, seven hundred twenty-one thousand, five hundred twenty-four".