966613611975 has 192 divisors, whose sum is σ = 1815826636800. Its totient is φ = 449636544000.

The previous prime is 966613611973. The next prime is 966613612033. The reversal of 966613611975 is 579116316669.

It is a happy number.

966613611975 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 966613611975 - 2¹ = 966613611973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (966613611973) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 904221741 + ... + 904222809.

It is an arithmetic number, because the mean of its divisors is an integer number (9457430400).

Almost surely, 2^966613611975 is an apocalyptic number.

966613611975 is a deficient number, since it is larger than the sum of its proper divisors (849213024825).

966613611975 is a wasteful number, since it uses less digits than its factorization.

966613611975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1566 (or 1561 counting only the distinct ones).

The product of its digits is 11022480, while the sum is 60.

The spelling of 966613611975 in words is "nine hundred sixty-six billion, six hundred thirteen million, six hundred eleven thousand, nine hundred seventy-five".