616605051 has 8 divisors (see below), whose sum is σ = 822893904. Its totient is φ = 410693120.

The previous prime is 616605013. The next prime is 616605107. The reversal of 616605051 is 150506616.

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

It is a cyclic number.

It is not a de Polignac number, because 616605051 - 2⁶ = 616604987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (616605001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90390 + ... + 96971.

It is an arithmetic number, because the mean of its divisors is an integer number (102861738).

Almost surely, 2^616605051 is an apocalyptic number.

616605051 is a deficient number, since it is larger than the sum of its proper divisors (206288853).

616605051 is a wasteful number, since it uses less digits than its factorization.

616605051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188461.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 616605051 is about 24831.5334000943. The cubic root of 616605051 is about 851.1426620682.

The spelling of 616605051 in words is "six hundred sixteen million, six hundred five thousand, fifty-one".