2715902066161 has 4 divisors (see below), whose sum is σ = 2715960724452. Its totient is φ = 2715843407872.

The previous prime is 2715902066149. The next prime is 2715902066177. The reversal of 2715902066161 is 1616602095172.

2715902066161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1799729571600 + 916172494561 = 1341540^2 + 957169^2 .

It is a cyclic number.

It is not a de Polignac number, because 2715902066161 - 2²⁵ = 2715868511729 is a prime.

It is a super-2 number, since 2×2715902066161² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2715902066261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29259640 + ... + 29352313.

It is an arithmetic number, because the mean of its divisors is an integer number (678990181113).

Almost surely, 2^{2715902066161} is an apocalyptic number.

It is an amenable number.

2715902066161 is a deficient number, since it is larger than the sum of its proper divisors (58658291).

2715902066161 is an equidigital number, since it uses as much as digits as its factorization.

2715902066161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58658290.

The product of its (nonzero) digits is 272160, while the sum is 46.

The spelling of 2715902066161 in words is "two trillion, seven hundred fifteen billion, nine hundred two million, sixty-six thousand, one hundred sixty-one".