5624727138 has 12 divisors (see below), whose sum is σ = 12186908838. Its totient is φ = 1874909040.

The previous prime is 5624727127. The next prime is 5624727191. The reversal of 5624727138 is 8317274265.

5624727138 is a `hidden beast` number, since 5 + 624 + 7 + 2 + 7 + 13 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5534913609 + 89813529 = 74397^2 + 9477^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5624727093 and 5624727102.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 156242403 + ... + 156242438.

Almost surely, 2^5624727138 is an apocalyptic number.

5624727138 is an abundant number, since it is smaller than the sum of its proper divisors (6562181700).

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

5624727138 is a wasteful number, since it uses less digits than its factorization.

5624727138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312484849 (or 312484846 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The square root of 5624727138 is about 74998.1808979391. The cubic root of 5624727138 is about 1778.4178950090.

The spelling of 5624727138 in words is "five billion, six hundred twenty-four million, seven hundred twenty-seven thousand, one hundred thirty-eight".