2065457015115 has 32 divisors (see below), whose sum is σ = 3559043953920. Its totient is φ = 1016811052416.

The previous prime is 2065457015059. The next prime is 2065457015123. The reversal of 2065457015115 is 5115107545602.

It is a happy number.

It is not a de Polignac number, because 2065457015115 - 2⁷ = 2065457014987 is a prime.

It is a super-2 number, since 2×2065457015115² (a number of 25 digits) contains 22 as substring.

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, 7644396 + ... + 7909974.

It is an arithmetic number, because the mean of its divisors is an integer number (111220123560).

Almost surely, 2^{2065457015115} is an apocalyptic number.

2065457015115 is a deficient number, since it is larger than the sum of its proper divisors (1493586938805).

2065457015115 is a wasteful number, since it uses less digits than its factorization.

2065457015115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305483.

The product of its (nonzero) digits is 210000, while the sum is 42.

The spelling of 2065457015115 in words is "two trillion, sixty-five billion, four hundred fifty-seven million, fifteen thousand, one hundred fifteen".