616786875 has 60 divisors (see below), whose sum is σ = 1137460896. Its totient is φ = 321816000.

The previous prime is 616786871. The next prime is 616786879. The reversal of 616786875 is 578687616.

It is an interprime number because it is at equal distance from previous prime (616786871) and next prime (616786879).

It is not a de Polignac number, because 616786875 - 2² = 616786871 is a prime.

It is not an unprimeable number, because it can be changed into a prime (616786871) by changing a digit.

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 in 59 ways as a sum of consecutive naturals, for example, 263209 + ... + 265541.

Almost surely, 2^616786875 is an apocalyptic number.

616786875 is a deficient number, since it is larger than the sum of its proper divisors (520674021).

616786875 is a wasteful number, since it uses less digits than its factorization.

616786875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2406 (or 2388 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 54.

The square root of 616786875 is about 24835.1942815030. The cubic root of 616786875 is about 851.2263152667.

The spelling of 616786875 in words is "six hundred sixteen million, seven hundred eighty-six thousand, eight hundred seventy-five".