268063578 has 12 divisors (see below), whose sum is σ = 580804458. Its totient is φ = 89354520.

The previous prime is 268063567. The next prime is 268063589. The reversal of 268063578 is 875360862.

268063578 is a `hidden beast` number, since 2 + 6 + 8 + 0 + 635 + 7 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (268063567) and next prime (268063589).

It can be written as a sum of positive squares in only one way, i.e., 195524289 + 72539289 = 13983^2 + 8517^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7446193 + ... + 7446228.

Almost surely, 2^268063578 is an apocalyptic number.

268063578 is an abundant number, since it is smaller than the sum of its proper divisors (312740880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

268063578 is a wasteful number, since it uses less digits than its factorization.

268063578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14892429 (or 14892426 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 268063578 is about 16372.6472508266. The cubic root of 268063578 is about 644.7815521289.

The spelling of 268063578 in words is "two hundred sixty-eight million, sixty-three thousand, five hundred seventy-eight".