2135777270065 has 16 divisors (see below), whose sum is σ = 2566397030400. Its totient is φ = 1706313643200.

The previous prime is 2135777270063. The next prime is 2135777270149. The reversal of 2135777270065 is 5600727775312.

It is not a de Polignac number, because 2135777270065 - 2¹ = 2135777270063 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2135777269994 and 2135777270021.

It is not an unprimeable number, because it can be changed into a prime (2135777270063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12694111 + ... + 12861259.

It is an arithmetic number, because the mean of its divisors is an integer number (160399814400).

Almost surely, 2^{2135777270065} is an apocalyptic number.

It is an amenable number.

2135777270065 is a deficient number, since it is larger than the sum of its proper divisors (430619760335).

2135777270065 is a wasteful number, since it uses less digits than its factorization.

2135777270065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170592.

The product of its (nonzero) digits is 4321800, while the sum is 52.

The spelling of 2135777270065 in words is "two trillion, one hundred thirty-five billion, seven hundred seventy-seven million, two hundred seventy thousand, sixty-five".