27153884578783 has 2 divisors, whose sum is σ = 27153884578784. Its totient is φ = 27153884578782.

The previous prime is 27153884578759. The next prime is 27153884578819. The reversal of 27153884578783 is 38787548835172.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27153884578783 is a prime.

It is a super-2 number, since 2×27153884578783² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27153884570783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13576942289391 + 13576942289392.

It is an arithmetic number, because the mean of its divisors is an integer number (13576942289392).

Almost surely, 2^{27153884578783} is an apocalyptic number.

27153884578783 is a deficient number, since it is larger than the sum of its proper divisors (1).

27153884578783 is an equidigital number, since it uses as much as digits as its factorization.

27153884578783 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2528870400, while the sum is 76.

The spelling of 27153884578783 in words is "twenty-seven trillion, one hundred fifty-three billion, eight hundred eighty-four million, five hundred seventy-eight thousand, seven hundred eighty-three".