768040723 has 2 divisors, whose sum is σ = 768040724. Its totient is φ = 768040722.

The previous prime is 768040697. The next prime is 768040831. The reversal of 768040723 is 327040867.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 768040723 - 2²¹ = 765943571 is a prime.

It is not a weakly prime, because it can be changed into another prime (768040423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 384020361 + 384020362.

It is an arithmetic number, because the mean of its divisors is an integer number (384020362).

Almost surely, 2^768040723 is an apocalyptic number.

768040723 is a deficient number, since it is larger than the sum of its proper divisors (1).

768040723 is an equidigital number, since it uses as much as digits as its factorization.

768040723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 768040723 is about 27713.5476437067. The cubic root of 768040723 is about 915.7875799365.

The spelling of 768040723 in words is "seven hundred sixty-eight million, forty thousand, seven hundred twenty-three".