27250040543425 has 48 divisors (see below), whose sum is σ = 39453692302080. Its totient is φ = 18285316853760.

The previous prime is 27250040543417. The next prime is 27250040543431. The reversal of 27250040543425 is 52434504005272.

It is a happy number.

It is not a de Polignac number, because 27250040543425 - 2³ = 27250040543417 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7507789 + ... + 10529338.

It is an arithmetic number, because the mean of its divisors is an integer number (821951922960).

Almost surely, 2^{27250040543425} is an apocalyptic number.

27250040543425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

27250040543425 is a deficient number, since it is larger than the sum of its proper divisors (12203651758655).

27250040543425 is a wasteful number, since it uses less digits than its factorization.

27250040543425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18037330 (or 18037325 counting only the distinct ones).

The product of its (nonzero) digits is 1344000, while the sum is 43.

Adding to 27250040543425 its reverse (52434504005272), we get a palindrome (79684544548697).

The spelling of 27250040543425 in words is "twenty-seven trillion, two hundred fifty billion, forty million, five hundred forty-three thousand, four hundred twenty-five".