2680936281333 has 6 divisors (see below), whose sum is σ = 3872463517494. Its totient is φ = 1787290854216.

The previous prime is 2680936281323. The next prime is 2680936281341. The reversal of 2680936281333 is 3331826390862.

It is a happy number.

2680936281333 is a `hidden beast` number, since 2 + 6 + 8 + 0 + 9 + 3 + 628 + 1 + 3 + 3 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2397734565444 + 283201715889 = 1548462^2 + 532167^2 .

It is not a de Polignac number, because 2680936281333 - 2³³ = 2672346346741 is a prime.

It is a super-2 number, since 2×2680936281333² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2680936281333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2680936281323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 148940904510 + ... + 148940904527.

It is an arithmetic number, because the mean of its divisors is an integer number (645410586249).

Almost surely, 2^{2680936281333} is an apocalyptic number.

It is an amenable number.

2680936281333 is a deficient number, since it is larger than the sum of its proper divisors (1191527236161).

2680936281333 is a wasteful number, since it uses less digits than its factorization.

2680936281333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297881809043 (or 297881809040 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 54.

The spelling of 2680936281333 in words is "two trillion, six hundred eighty billion, nine hundred thirty-six million, two hundred eighty-one thousand, three hundred thirty-three".