616571552001 has 8 divisors (see below), whose sum is σ = 822111704064. Its totient is φ = 411039550640.

The previous prime is 616571551951. The next prime is 616571552033. The reversal of 616571552001 is 100255175616.

It is a happy number.

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 616571552001 - 2¹⁰ = 616571550977 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (616571542001) 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, 1858926 + ... + 2165351.

It is an arithmetic number, because the mean of its divisors is an integer number (102763963008).

Almost surely, 2^616571552001 is an apocalyptic number.

It is an amenable number.

616571552001 is a deficient number, since it is larger than the sum of its proper divisors (205540152063).

616571552001 is a wasteful number, since it uses less digits than its factorization.

616571552001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4075351.

The product of its (nonzero) digits is 63000, while the sum is 39.

The spelling of 616571552001 in words is "six hundred sixteen billion, five hundred seventy-one million, five hundred fifty-two thousand, one".