2359149138 has 40 divisors (see below), whose sum is σ = 5333063868. Its totient is φ = 779417856.

The previous prime is 2359149137. The next prime is 2359149157. The reversal of 2359149138 is 8319419532.

It is a happy number.

2359149138 is a `hidden beast` number, since 2 + 3 + 591 + 49 + 13 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2272714929 + 86434209 = 47673^2 + 9297^2 .

It is a super-2 number, since 2×2359149138² = 11131169310652286088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2359149093 and 2359149102.

It is not an unprimeable number, because it can be changed into a prime (2359149131) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 46131 + ... + 82742.

Almost surely, 2^2359149138 is an apocalyptic number.

2359149138 is an abundant number, since it is smaller than the sum of its proper divisors (2973914730).

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

2359149138 is a wasteful number, since it uses less digits than its factorization.

2359149138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129000 (or 128991 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 2359149138 is about 48571.0730579426. The cubic root of 2359149138 is about 1331.2260234523.

The spelling of 2359149138 in words is "two billion, three hundred fifty-nine million, one hundred forty-nine thousand, one hundred thirty-eight".