27875400237 has 16 divisors (see below), whose sum is σ = 41313727680. Its totient is φ = 18576022896.

The previous prime is 27875400233. The next prime is 27875400239. The reversal of 27875400237 is 73200457872.

27875400237 is a `hidden beast` number, since 2 + 7 + 8 + 7 + 5 + 400 + 237 = 666.

It is not a de Polignac number, because 27875400237 - 2² = 27875400233 is a prime.

It is a super-3 number, since 3×27875400237³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 27875400192 and 27875400201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27875400233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142638 + ... + 275855.

It is an arithmetic number, because the mean of its divisors is an integer number (2582107980).

Almost surely, 2^27875400237 is an apocalyptic number.

27875400237 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

27875400237 is a deficient number, since it is larger than the sum of its proper divisors (13438327443).

27875400237 is a wasteful number, since it uses less digits than its factorization.

27875400237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420969 (or 420963 counting only the distinct ones).

The product of its (nonzero) digits is 658560, while the sum is 45.

The spelling of 27875400237 in words is "twenty-seven billion, eight hundred seventy-five million, four hundred thousand, two hundred thirty-seven".