616579699 has 8 divisors (see below), whose sum is σ = 657077760. Its totient is φ = 577222536.

The previous prime is 616579669. The next prime is 616579763. The reversal of 616579699 is 996975616.

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

It is not a de Polignac number, because 616579699 - 2¹¹ = 616577651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (616579619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284109 + ... + 286270.

It is an arithmetic number, because the mean of its divisors is an integer number (82134720).

Almost surely, 2^616579699 is an apocalyptic number.

616579699 is a deficient number, since it is larger than the sum of its proper divisors (40498061).

616579699 is a wasteful number, since it uses less digits than its factorization.

616579699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570449.

The product of its digits is 5511240, while the sum is 58.

The square root of 616579699 is about 24831.0229148942. The cubic root of 616579699 is about 851.1309968677.

The spelling of 616579699 in words is "six hundred sixteen million, five hundred seventy-nine thousand, six hundred ninety-nine".