616660145472524 has 12 divisors (see below), whose sum is σ = 1079880006269400. Its totient is φ = 308123000824128.

The previous prime is 616660145472523. The next prime is 616660145472589. The reversal of 616660145472524 is 425274541066616.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (616660145472523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51767971334 + ... + 51767983245.

It is an arithmetic number, because the mean of its divisors is an integer number (89990000522450).

Almost surely, 2^{616660145472524} is an apocalyptic number.

It is an amenable number.

616660145472524 is a deficient number, since it is larger than the sum of its proper divisors (463219860796876).

616660145472524 is a wasteful number, since it uses less digits than its factorization.

616660145472524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103535956072 (or 103535956070 counting only the distinct ones).

The product of its (nonzero) digits is 58060800, while the sum is 59.

The spelling of 616660145472524 in words is "six hundred sixteen trillion, six hundred sixty billion, one hundred forty-five million, four hundred seventy-two thousand, five hundred twenty-four".