10745969985 has 12 divisors (see below), whose sum is σ = 18626348052. Its totient is φ = 5731183968.

The previous prime is 10745969939. The next prime is 10745970007. The reversal of 10745969985 is 58996954701.

10745969985 is a `hidden beast` number, since 10 + 7 + 459 + 6 + 99 + 85 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 6016794624 + 4729175361 = 77568^2 + 68769^2 .

It is not a de Polignac number, because 10745969985 - 2¹⁷ = 10745838913 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 119399622 + ... + 119399711.

It is an arithmetic number, because the mean of its divisors is an integer number (1552195671).

Almost surely, 2^10745969985 is an apocalyptic number.

10745969985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10745969985 is a deficient number, since it is larger than the sum of its proper divisors (7880378067).

10745969985 is a wasteful number, since it uses less digits than its factorization.

10745969985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238799344 (or 238799341 counting only the distinct ones).

The product of its (nonzero) digits is 24494400, while the sum is 63.

The spelling of 10745969985 in words is "ten billion, seven hundred forty-five million, nine hundred sixty-nine thousand, nine hundred eighty-five".