10265166026265 has 32 divisors (see below), whose sum is σ = 17088831429120. Its totient is φ = 5255415769856.

The previous prime is 10265166026099. The next prime is 10265166026267. The reversal of 10265166026265 is 56262066156201.

It is a cyclic number.

It is not a de Polignac number, because 10265166026265 - 2⁹ = 10265166025753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10265166026267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68127297 + ... + 68277806.

It is an arithmetic number, because the mean of its divisors is an integer number (534025982160).

Almost surely, 2^{10265166026265} is an apocalyptic number.

10265166026265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10265166026265 is a deficient number, since it is larger than the sum of its proper divisors (6823665402855).

10265166026265 is a wasteful number, since it uses less digits than its factorization.

10265166026265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136405313.

The product of its (nonzero) digits is 1555200, while the sum is 48.

The spelling of 10265166026265 in words is "ten trillion, two hundred sixty-five billion, one hundred sixty-six million, twenty-six thousand, two hundred sixty-five".