68256707 has 2 divisors, whose sum is σ = 68256708. Its totient is φ = 68256706.

The previous prime is 68256703. The next prime is 68256767. The reversal of 68256707 is 70765286.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68256707 - 2² = 68256703 is a prime.

It is not a weakly prime, because it can be changed into another prime (68256701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34128353 + 34128354.

It is an arithmetic number, because the mean of its divisors is an integer number (34128354).

Almost surely, 2^68256707 is an apocalyptic number.

68256707 is a deficient number, since it is larger than the sum of its proper divisors (1).

68256707 is an equidigital number, since it uses as much as digits as its factorization.

68256707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 68256707 is about 8261.7617370631. The cubic root of 68256707 is about 408.6784874909.

The spelling of 68256707 in words is "sixty-eight million, two hundred fifty-six thousand, seven hundred seven".