2562316138 has 8 divisors (see below), whose sum is σ = 3844291140. Its totient is φ = 1280885760.

The previous prime is 2562316103. The next prime is 2562316139. The reversal of 2562316138 is 8316132652.

It can be written as a sum of positive squares in 2 ways, for example, as 2561068449 + 1247689 = 50607^2 + 1117^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2562316097 and 2562316106.

It is not an unprimeable number, because it can be changed into a prime (2562316139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124183 + ... + 143338.

Almost surely, 2^2562316138 is an apocalyptic number.

2562316138 is a deficient number, since it is larger than the sum of its proper divisors (1281975002).

2562316138 is a wasteful number, since it uses less digits than its factorization.

2562316138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272312.

The product of its digits is 51840, while the sum is 37.

The square root of 2562316138 is about 50619.3257363233. The cubic root of 2562316138 is about 1368.3931892630.

The spelling of 2562316138 in words is "two billion, five hundred sixty-two million, three hundred sixteen thousand, one hundred thirty-eight".