9137676780765 has 96 divisors (see below), whose sum is σ = 17661289857120. Its totient is φ = 4339457998848.

The previous prime is 9137676780761. The next prime is 9137676780769. The reversal of 9137676780765 is 5670876767319.

It is an interprime number because it is at equal distance from previous prime (9137676780761) and next prime (9137676780769).

It can be written as a sum of positive squares in 16 ways, for example, as 1862848279044 + 7274828501721 = 1364862^2 + 2697189^2 .

It is not a de Polignac number, because 9137676780765 - 2² = 9137676780761 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9137676780693 and 9137676780702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9137676780761) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 18365109 + ... + 18856101.

It is an arithmetic number, because the mean of its divisors is an integer number (183971769345).

Almost surely, 2^{9137676780765} is an apocalyptic number.

It is an amenable number.

9137676780765 is a deficient number, since it is larger than the sum of its proper divisors (8523613076355).

9137676780765 is a wasteful number, since it uses less digits than its factorization.

9137676780765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492143 (or 492140 counting only the distinct ones).

The product of its (nonzero) digits is 560105280, while the sum is 72.

The spelling of 9137676780765 in words is "nine trillion, one hundred thirty-seven billion, six hundred seventy-six million, seven hundred eighty thousand, seven hundred sixty-five".