2516398252 has 6 divisors (see below), whose sum is σ = 4403696948. Its totient is φ = 1258199124.

The previous prime is 2516398249. The next prime is 2516398277. The reversal of 2516398252 is 2528936152.

It is a junction number, because it is equal to n+sod(n) for n = 2516398199 and 2516398208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314549778 + ... + 314549785.

Almost surely, 2^2516398252 is an apocalyptic number.

It is an amenable number.

2516398252 is a deficient number, since it is larger than the sum of its proper divisors (1887298696).

2516398252 is a wasteful number, since it uses less digits than its factorization.

2516398252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629099567 (or 629099565 counting only the distinct ones).

The product of its digits is 259200, while the sum is 43.

The square root of 2516398252 is about 50163.7144956392. The cubic root of 2516398252 is about 1360.1697906526.

The spelling of 2516398252 in words is "two billion, five hundred sixteen million, three hundred ninety-eight thousand, two hundred fifty-two".