5126556216 has 32 divisors (see below), whose sum is σ = 12881460240. Its totient is φ = 1700176128.

The previous prime is 5126556179. The next prime is 5126556217. The reversal of 5126556216 is 6126556215.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5126556217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 537421 + ... + 546876.

Almost surely, 2^5126556216 is an apocalyptic number.

It is an amenable number.

5126556216 is an abundant number, since it is smaller than the sum of its proper divisors (7754904024).

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

5126556216 is a wasteful number, since it uses less digits than its factorization.

5126556216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084503 (or 1084499 counting only the distinct ones).

The product of its digits is 108000, while the sum is 39.

The square root of 5126556216 is about 71599.9735754141. The cubic root of 5126556216 is about 1724.2831121518.

Subtracting 5126556216 from its reverse (6126556215), we obtain a palindrome (999999999).

The spelling of 5126556216 in words is "five billion, one hundred twenty-six million, five hundred fifty-six thousand, two hundred sixteen".