9157260213505 has 8 divisors (see below), whose sum is σ = 10988803329192. Its totient is φ = 7325747455488.

The previous prime is 9157260213463. The next prime is 9157260213523. The reversal of 9157260213505 is 5053120627519.

It can be written as a sum of positive squares in 4 ways, for example, as 657370694656 + 8499889518849 = 810784^2 + 2915457^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9157260213505 - 2⁷ = 9157260213377 is a prime.

It is a Duffinian number.

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, 6920434 + ... + 8136763.

It is an arithmetic number, because the mean of its divisors is an integer number (1373600416149).

Almost surely, 2^{9157260213505} is an apocalyptic number.

It is an amenable number.

9157260213505 is a deficient number, since it is larger than the sum of its proper divisors (1831543115687).

9157260213505 is a wasteful number, since it uses less digits than its factorization.

9157260213505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15178835.

The product of its (nonzero) digits is 567000, while the sum is 46.

The spelling of 9157260213505 in words is "nine trillion, one hundred fifty-seven billion, two hundred sixty million, two hundred thirteen thousand, five hundred five".