5516121740 has 48 divisors (see below), whose sum is σ = 12204960768. Its totient is φ = 2090007744.

The previous prime is 5516121719. The next prime is 5516121799. The reversal of 5516121740 is 471216155.

It is a junction number, because it is equal to n+sod(n) for n = 5516121697 and 5516121706.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10832 + ... + 105591.

It is an arithmetic number, because the mean of its divisors is an integer number (254270016).

Almost surely, 2^5516121740 is an apocalyptic number.

It is an amenable number.

5516121740 is an abundant number, since it is smaller than the sum of its proper divisors (6688839028).

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

5516121740 is a wasteful number, since it uses less digits than its factorization.

5516121740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116558 (or 116556 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 32.

The square root of 5516121740 is about 74270.5980856489. The cubic root of 5516121740 is about 1766.8971930501.

Adding to 5516121740 its reverse (471216155), we get a palindrome (5987337895).

The spelling of 5516121740 in words is "five billion, five hundred sixteen million, one hundred twenty-one thousand, seven hundred forty".