107694892561 has 9 divisors (see below), whose sum is σ = 108746250249. Its totient is φ = 106653612324.

The previous prime is 107694892553. The next prime is 107694892621. The reversal of 107694892561 is 165298496701.

The square root of 107694892561 is 328169.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 107694892561 - 2³ = 107694892553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 107694892496 and 107694892505.

It is not an unprimeable number, because it can be changed into a prime (107694892061) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 35112550 + ... + 35115616.

Almost surely, 2^107694892561 is an apocalyptic number.

107694892561 is the 328169-th square number.

107694892561 is the 164085-th centered octagonal number.

It is an amenable number.

107694892561 is a deficient number, since it is larger than the sum of its proper divisors (1051357688).

107694892561 is an frugal number, since it uses more digits than its factorization.

107694892561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6348 (or 3174 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 58.

The spelling of 107694892561 in words is "one hundred seven billion, six hundred ninety-four million, eight hundred ninety-two thousand, five hundred sixty-one".