2680677400247 has 16 divisors (see below), whose sum is σ = 3357130463232. Its totient is φ = 2079472525920.

The previous prime is 2680677400241. The next prime is 2680677400259. The reversal of 2680677400247 is 7420047760862.

It is a cyclic number.

It is not a de Polignac number, because 2680677400247 - 2⁶ = 2680677400183 is a prime.

It is a super-2 number, since 2×2680677400247² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2680677400241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78041108 + ... + 78075449.

It is an arithmetic number, because the mean of its divisors is an integer number (209820653952).

Almost surely, 2^{2680677400247} is an apocalyptic number.

2680677400247 is a deficient number, since it is larger than the sum of its proper divisors (676453062985).

2680677400247 is a wasteful number, since it uses less digits than its factorization.

2680677400247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156116798.

The product of its (nonzero) digits is 6322176, while the sum is 53.

The spelling of 2680677400247 in words is "two trillion, six hundred eighty billion, six hundred seventy-seven million, four hundred thousand, two hundred forty-seven".