1036805727625 has 16 divisors (see below), whose sum is σ = 1295117555472. Its totient is φ = 828685603200.

The previous prime is 1036805727623. The next prime is 1036805727691. The reversal of 1036805727625 is 5267275086301.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 22925896569 + 1013879831056 = 151413^2 + 1006916^2 .

It is not a de Polignac number, because 1036805727625 - 2¹ = 1036805727623 is a prime.

It is a super-2 number, since 2×1036805727625² (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 (1036805727623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3657724 + ... + 3930973.

It is an arithmetic number, because the mean of its divisors is an integer number (80944847217).

Almost surely, 2^{1036805727625} is an apocalyptic number.

It is an amenable number.

1036805727625 is a deficient number, since it is larger than the sum of its proper divisors (258311827847).

1036805727625 is an equidigital number, since it uses as much as digits as its factorization.

1036805727625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7589805 (or 7589795 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 52.

The spelling of 1036805727625 in words is "one trillion, thirty-six billion, eight hundred five million, seven hundred twenty-seven thousand, six hundred twenty-five".