68267755 has 8 divisors (see below), whose sum is σ = 82066752. Its totient is φ = 54517248.

The previous prime is 68267743. The next prime is 68267783. The reversal of 68267755 is 55776286.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-68267755 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8947 + ... + 14716.

It is an arithmetic number, because the mean of its divisors is an integer number (10258344).

Almost surely, 2^68267755 is an apocalyptic number.

68267755 is a deficient number, since it is larger than the sum of its proper divisors (13798997).

68267755 is a wasteful number, since it uses less digits than its factorization.

68267755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24245.

The product of its digits is 705600, while the sum is 46.

The square root of 68267755 is about 8262.4303325353. The cubic root of 68267755 is about 408.7005358069.

The spelling of 68267755 in words is "sixty-eight million, two hundred sixty-seven thousand, seven hundred fifty-five".