268704721473 has 8 divisors (see below), whose sum is σ = 366604891488. Its totient is φ = 174970516224.

The previous prime is 268704721463. The next prime is 268704721561. The reversal of 268704721473 is 374127407862.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 268704721473 - 2¹⁴ = 268704705089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (268704721463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1041491040 + ... + 1041491297.

It is an arithmetic number, because the mean of its divisors is an integer number (45825611436).

Almost surely, 2^268704721473 is an apocalyptic number.

It is an amenable number.

268704721473 is a deficient number, since it is larger than the sum of its proper divisors (97900170015).

268704721473 is a wasteful number, since it uses less digits than its factorization.

268704721473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2082982383.

The product of its (nonzero) digits is 3161088, while the sum is 51.

The spelling of 268704721473 in words is "two hundred sixty-eight billion, seven hundred four million, seven hundred twenty-one thousand, four hundred seventy-three".