2516117938 has 8 divisors (see below), whose sum is σ = 3780882288. Its totient is φ = 1255823844.

The previous prime is 2516117911. The next prime is 2516117939. The reversal of 2516117938 is 8397116152.

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 = 2516117894 and 2516117903.

It is not an unprimeable number, because it can be changed into a prime (2516117939) 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, 1116156 + ... + 1118407.

It is an arithmetic number, because the mean of its divisors is an integer number (472610286).

Almost surely, 2^2516117938 is an apocalyptic number.

2516117938 is a deficient number, since it is larger than the sum of its proper divisors (1264764350).

2516117938 is a wasteful number, since it uses less digits than its factorization.

2516117938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2235128.

The product of its digits is 90720, while the sum is 43.

The square root of 2516117938 is about 50160.9204261644. The cubic root of 2516117938 is about 1360.1192834389.

The spelling of 2516117938 in words is "two billion, five hundred sixteen million, one hundred seventeen thousand, nine hundred thirty-eight".