27755252800551 has 12 divisors (see below), whose sum is σ = 40094484178840. Its totient is φ = 18501857190000.

The previous prime is 27755252800543. The next prime is 27755252800607. The reversal of 27755252800551 is 15500825255772.

27755252800551 is a `hidden beast` number, since 2 + 7 + 7 + 5 + 5 + 2 + 5 + 2 + 80 + 0 + 551 = 666.

It is not a de Polignac number, because 27755252800551 - 2³ = 27755252800543 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 (27755252700551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 136949536 + ... + 137152053.

Almost surely, 2^{27755252800551} is an apocalyptic number.

27755252800551 is a deficient number, since it is larger than the sum of its proper divisors (12339231378289).

27755252800551 is a wasteful number, since it uses less digits than its factorization.

27755252800551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274112846 (or 274112843 counting only the distinct ones).

The product of its (nonzero) digits is 9800000, while the sum is 54.

The spelling of 27755252800551 in words is "twenty-seven trillion, seven hundred fifty-five billion, two hundred fifty-two million, eight hundred thousand, five hundred fifty-one".