2686545282072 has 64 divisors (see below), whose sum is σ = 7245621629280. Its totient is φ = 826935130112.

The previous prime is 2686545282067. The next prime is 2686545282079. The reversal of 2686545282072 is 2702825456862.

It is a happy number.

It is a super-2 number, since 2×2686545282072² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2686545282079) 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, 62097903 + ... + 62141150.

Almost surely, 2^{2686545282072} is an apocalyptic number.

It is an amenable number.

2686545282072 is an abundant number, since it is smaller than the sum of its proper divisors (4559076347208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2686545282072 is a wasteful number, since it uses less digits than its factorization.

2686545282072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124239132 (or 124239128 counting only the distinct ones).

The product of its (nonzero) digits is 25804800, while the sum is 57.

The spelling of 2686545282072 in words is "two trillion, six hundred eighty-six billion, five hundred forty-five million, two hundred eighty-two thousand, seventy-two".