2304861814681 has 4 divisors (see below), whose sum is σ = 2405073197952. Its totient is φ = 2204650431412.

The previous prime is 2304861814649. The next prime is 2304861814691. The reversal of 2304861814681 is 1864181684032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2304861814681 - 2⁵ = 2304861814649 is a prime.

It is a super-3 number, since 3×2304861814681³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2304861814691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50105691601 + ... + 50105691646.

It is an arithmetic number, because the mean of its divisors is an integer number (601268299488).

Almost surely, 2^{2304861814681} is an apocalyptic number.

It is an amenable number.

2304861814681 is a deficient number, since it is larger than the sum of its proper divisors (100211383271).

2304861814681 is a wasteful number, since it uses less digits than its factorization.

2304861814681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100211383270.

The product of its (nonzero) digits is 1769472, while the sum is 52.

The spelling of 2304861814681 in words is "two trillion, three hundred four billion, eight hundred sixty-one million, eight hundred fourteen thousand, six hundred eighty-one".