27243044580155 has 32 divisors (see below), whose sum is σ = 33936021439488. Its totient is φ = 20980484992000.

The previous prime is 27243044580107. The next prime is 27243044580203. The reversal of 27243044580155 is 55108544034272.

It is an interprime number because it is at equal distance from previous prime (27243044580107) and next prime (27243044580203).

It is not a de Polignac number, because 27243044580155 - 2¹⁸ = 27243044318011 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3821222 + ... + 8311908.

It is an arithmetic number, because the mean of its divisors is an integer number (1060500669984).

Almost surely, 2^{27243044580155} is an apocalyptic number.

27243044580155 is a deficient number, since it is larger than the sum of its proper divisors (6692976859333).

27243044580155 is a wasteful number, since it uses less digits than its factorization.

27243044580155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4491127.

The product of its (nonzero) digits is 5376000, while the sum is 50.

The spelling of 27243044580155 in words is "twenty-seven trillion, two hundred forty-three billion, forty-four million, five hundred eighty thousand, one hundred fifty-five".