2684305414857 has 64 divisors (see below), whose sum is σ = 4241559168000. Its totient is φ = 1491477964800.

The previous prime is 2684305414853. The next prime is 2684305414871. The reversal of 2684305414857 is 7584145034862.

It is not a de Polignac number, because 2684305414857 - 2² = 2684305414853 is a prime.

It is a super-2 number, since 2×2684305414857² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2684305414797 and 2684305414806.

It is not an unprimeable number, because it can be changed into a prime (2684305414853) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14698894 + ... + 14880392.

It is an arithmetic number, because the mean of its divisors is an integer number (66274362000).

Almost surely, 2^{2684305414857} is an apocalyptic number.

It is an amenable number.

2684305414857 is a deficient number, since it is larger than the sum of its proper divisors (1557253753143).

2684305414857 is a wasteful number, since it uses less digits than its factorization.

2684305414857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182214.

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

The spelling of 2684305414857 in words is "two trillion, six hundred eighty-four billion, three hundred five million, four hundred fourteen thousand, eight hundred fifty-seven".