2648761860171 has 32 divisors (see below), whose sum is σ = 4147942543360. Its totient is φ = 1471730207616.

The previous prime is 2648761860137. The next prime is 2648761860193. The reversal of 2648761860171 is 1710681678462.

It is not a de Polignac number, because 2648761860171 - 2²² = 2648757665867 is a prime.

It is a super-2 number, since 2×2648761860171² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2648761870171) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129825 + ... + 2305293.

It is an arithmetic number, because the mean of its divisors is an integer number (129623204480).

Almost surely, 2^{2648761860171} is an apocalyptic number.

2648761860171 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2648761860171 is a deficient number, since it is larger than the sum of its proper divisors (1499180683189).

2648761860171 is a wasteful number, since it uses less digits than its factorization.

2648761860171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2177083.

The product of its (nonzero) digits is 5419008, while the sum is 57.

The spelling of 2648761860171 in words is "two trillion, six hundred forty-eight billion, seven hundred sixty-one million, eight hundred sixty thousand, one hundred seventy-one".