27770741455 has 16 divisors (see below), whose sum is σ = 33536188224. Its totient is φ = 22075822080.

The previous prime is 27770741431. The next prime is 27770741539. The reversal of 27770741455 is 55414707772.

It is not a de Polignac number, because 27770741455 - 2¹⁵ = 27770708687 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27770741399 and 27770741408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4165825 + ... + 4172485.

It is an arithmetic number, because the mean of its divisors is an integer number (2096011764).

Almost surely, 2^27770741455 is an apocalyptic number.

27770741455 is a deficient number, since it is larger than the sum of its proper divisors (5765446769).

27770741455 is a wasteful number, since it uses less digits than its factorization.

27770741455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11826.

The product of its (nonzero) digits is 1920800, while the sum is 49.

The spelling of 27770741455 in words is "twenty-seven billion, seven hundred seventy million, seven hundred forty-one thousand, four hundred fifty-five".