10845217525 has 12 divisors (see below), whose sum is σ = 13450474432. Its totient is φ = 8674622640.

The previous prime is 10845217517. The next prime is 10845217529. The reversal of 10845217525 is 52571254801.

It is not a de Polignac number, because 10845217525 - 2³ = 10845217517 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10845217529) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 115924 + ... + 187426.

Almost surely, 2^10845217525 is an apocalyptic number.

It is an amenable number.

10845217525 is a deficient number, since it is larger than the sum of its proper divisors (2605256907).

10845217525 is an equidigital number, since it uses as much as digits as its factorization.

10845217525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77580 (or 77575 counting only the distinct ones).

The product of its (nonzero) digits is 112000, while the sum is 40.

The spelling of 10845217525 in words is "ten billion, eight hundred forty-five million, two hundred seventeen thousand, five hundred twenty-five".