5149422738 has 12 divisors (see below), whose sum is σ = 11157082638. Its totient is φ = 1716474240.

The previous prime is 5149422727. The next prime is 5149422739. The reversal of 5149422738 is 8372249415.

It can be written as a sum of positive squares in only one way, i.e., 4060620729 + 1088802009 = 63723^2 + 32997^2 .

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 5149422693 and 5149422702.

It is not an unprimeable number, because it can be changed into a prime (5149422739) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 143039503 + ... + 143039538.

Almost surely, 2^5149422738 is an apocalyptic number.

5149422738 is an abundant number, since it is smaller than the sum of its proper divisors (6007659900).

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

5149422738 is a wasteful number, since it uses less digits than its factorization.

5149422738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286079049 (or 286079046 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 5149422738 is about 71759.4783843918. The cubic root of 5149422738 is about 1726.8429774710.

The spelling of 5149422738 in words is "five billion, one hundred forty-nine million, four hundred twenty-two thousand, seven hundred thirty-eight".