2127543796065 has 8 divisors (see below), whose sum is σ = 3404070073728. Its totient is φ = 1134690024560.

The previous prime is 2127543796061. The next prime is 2127543796177. The reversal of 2127543796065 is 5606973457212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2127543796065 - 2² = 2127543796061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2127543795996 and 2127543796014.

It is not an unprimeable number, because it can be changed into a prime (2127543796061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70918126521 + ... + 70918126550.

It is an arithmetic number, because the mean of its divisors is an integer number (425508759216).

Almost surely, 2^{2127543796065} is an apocalyptic number.

It is an amenable number.

2127543796065 is a deficient number, since it is larger than the sum of its proper divisors (1276526277663).

2127543796065 is a wasteful number, since it uses less digits than its factorization.

2127543796065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141836253079.

The product of its (nonzero) digits is 19051200, while the sum is 57.

The spelling of 2127543796065 in words is "two trillion, one hundred twenty-seven billion, five hundred forty-three million, seven hundred ninety-six thousand, sixty-five".