27650463125 has 10 divisors (see below), whose sum is σ = 34552019502. Its totient is φ = 22120370000.

The previous prime is 27650463083. The next prime is 27650463143. The reversal of 27650463125 is 52136405672.

It can be written as a sum of positive squares in 5 ways, for example, as 5803849489 + 21846613636 = 76183^2 + 147806^2 .

It is not a de Polignac number, because 27650463125 - 2¹² = 27650459029 is a prime.

It is a super-2 number, since 2×27650463125² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 22119746 + ... + 22120995.

Almost surely, 2^27650463125 is an apocalyptic number.

27650463125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

27650463125 is a deficient number, since it is larger than the sum of its proper divisors (6901556377).

27650463125 is an frugal number, since it uses more digits than its factorization.

27650463125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44240761 (or 44240746 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 41.

Adding to 27650463125 its reverse (52136405672), we get a palindrome (79786868797).

The spelling of 27650463125 in words is "twenty-seven billion, six hundred fifty million, four hundred sixty-three thousand, one hundred twenty-five".