975728204866 has 16 divisors (see below), whose sum is σ = 1469573527968. Its totient is φ = 485870760000.

The previous prime is 975728204851. The next prime is 975728204881. The reversal of 975728204866 is 668402827579.

It is an interprime number because it is at equal distance from previous prime (975728204851) and next prime (975728204881).

It is a junction number, because it is equal to n+sod(n) for n = 975728204798 and 975728204807.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5086981 + ... + 5275303.

It is an arithmetic number, because the mean of its divisors is an integer number (91848345498).

Almost surely, 2^975728204866 is an apocalyptic number.

975728204866 is a deficient number, since it is larger than the sum of its proper divisors (493845323102).

975728204866 is a wasteful number, since it uses less digits than its factorization.

975728204866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198897.

The product of its (nonzero) digits is 81285120, while the sum is 64.

The spelling of 975728204866 in words is "nine hundred seventy-five billion, seven hundred twenty-eight million, two hundred four thousand, eight hundred sixty-six".