768140377 has 4 divisors (see below), whose sum is σ = 774004176. Its totient is φ = 762276580.

The previous prime is 768140357. The next prime is 768140423. The reversal of 768140377 is 773041867.

768140377 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 768140377 - 2²⁷ = 633922649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (768140357) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2931703 + ... + 2931964.

It is an arithmetic number, because the mean of its divisors is an integer number (193501044).

Almost surely, 2^768140377 is an apocalyptic number.

It is an amenable number.

768140377 is a deficient number, since it is larger than the sum of its proper divisors (5863799).

768140377 is a wasteful number, since it uses less digits than its factorization.

768140377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5863798.

The product of its (nonzero) digits is 197568, while the sum is 43.

The square root of 768140377 is about 27715.3455147144. The cubic root of 768140377 is about 915.8271863210.

The spelling of 768140377 in words is "seven hundred sixty-eight million, one hundred forty thousand, three hundred seventy-seven".