10271286561945 has 16 divisors (see below), whose sum is σ = 16603481784960. Its totient is φ = 5421545071104.

The previous prime is 10271286561923. The next prime is 10271286561953. The reversal of 10271286561945 is 54916568217201.

It is not a de Polignac number, because 10271286561945 - 2¹² = 10271286557849 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3529650285 + ... + 3529653194.

It is an arithmetic number, because the mean of its divisors is an integer number (1037717611560).

Almost surely, 2^{10271286561945} is an apocalyptic number.

10271286561945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10271286561945 is a deficient number, since it is larger than the sum of its proper divisors (6332195223015).

10271286561945 is an equidigital number, since it uses as much as digits as its factorization.

10271286561945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7059303584.

The product of its (nonzero) digits is 7257600, while the sum is 57.

The spelling of 10271286561945 in words is "ten trillion, two hundred seventy-one billion, two hundred eighty-six million, five hundred sixty-one thousand, nine hundred forty-five".