1016269566481 has 8 divisors (see below), whose sum is σ = 1094456580840. Its totient is φ = 938084328192.

The previous prime is 1016269566457. The next prime is 1016269566491. The reversal of 1016269566481 is 1846659626101.

1016269566481 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 51238396881 + 965031169600 = 226359^2 + 982360^2 .

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 1016269566481 - 2¹³ = 1016269558289 is a prime.

It is a super-2 number, since 2×1016269566481² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1016269566491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 893691 + ... + 1682623.

It is an arithmetic number, because the mean of its divisors is an integer number (136807072605).

Almost surely, 2^{1016269566481} is an apocalyptic number.

It is an amenable number.

1016269566481 is a deficient number, since it is larger than the sum of its proper divisors (78187014359).

1016269566481 is an equidigital number, since it uses as much as digits as its factorization.

1016269566481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888035.

The product of its (nonzero) digits is 3732480, while the sum is 55.

The spelling of 1016269566481 in words is "one trillion, sixteen billion, two hundred sixty-nine million, five hundred sixty-six thousand, four hundred eighty-one".