1040827563389 has 8 divisors (see below), whose sum is σ = 1061551302840. Its totient is φ = 1020144027136.

The previous prime is 1040827563367. The next prime is 1040827563397. The reversal of 1040827563389 is 9833657280401.

It can be written as a sum of positive squares in 4 ways, for example, as 178683744100 + 862143819289 = 422710^2 + 928517^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1040827563389 - 2⁸ = 1040827563133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040827563989) 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, 9998504 + ... + 10102065.

It is an arithmetic number, because the mean of its divisors is an integer number (132693912855).

It is a 1-persistent number, because it is pandigital, but 2⋅1040827563389 = 2081655126778 is not.

Almost surely, 2^{1040827563389} is an apocalyptic number.

It is an amenable number.

1040827563389 is a deficient number, since it is larger than the sum of its proper divisors (20723739451).

1040827563389 is an equidigital number, since it uses as much as digits as its factorization.

1040827563389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20101599.

The product of its (nonzero) digits is 8709120, while the sum is 56.

The spelling of 1040827563389 in words is "one trillion, forty billion, eight hundred twenty-seven million, five hundred sixty-three thousand, three hundred eighty-nine".