10243065250561 has 16 divisors (see below), whose sum is σ = 12741682157568. Its totient is φ = 8089956921600.

The previous prime is 10243065250553. The next prime is 10243065250603. The reversal of 10243065250561 is 16505256034201.

It is a cyclic number.

It is not a de Polignac number, because 10243065250561 - 2³ = 10243065250553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10243065250511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2106757185 + ... + 2106762046.

It is an arithmetic number, because the mean of its divisors is an integer number (796355134848).

Almost surely, 2^{10243065250561} is an apocalyptic number.

10243065250561 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10243065250561 is a deficient number, since it is larger than the sum of its proper divisors (2498616907007).

10243065250561 is a wasteful number, since it uses less digits than its factorization.

10243065250561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4213519272.

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 10243065250561 in words is "ten trillion, two hundred forty-three billion, sixty-five million, two hundred fifty thousand, five hundred sixty-one".