268704721474 has 24 divisors (see below), whose sum is σ = 476548598268. Its totient is φ = 113271308640.

The previous prime is 268704721463. The next prime is 268704721561. The reversal of 268704721474 is 474127407862.

It can be written as a sum of positive squares in 2 ways, for example, as 170864009449 + 97840712025 = 413357^2 + 312795^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22468489 + ... + 22480444.

Almost surely, 2^268704721474 is an apocalyptic number.

268704721474 is a deficient number, since it is larger than the sum of its proper divisors (207843876794).

268704721474 is a wasteful number, since it uses less digits than its factorization.

268704721474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44949010 (or 44949003 counting only the distinct ones).

The product of its (nonzero) digits is 4214784, while the sum is 52.

The spelling of 268704721474 in words is "two hundred sixty-eight billion, seven hundred four million, seven hundred twenty-one thousand, four hundred seventy-four".