767740497 has 8 divisors (see below), whose sum is σ = 1024191840. Its totient is φ = 511558080.

The previous prime is 767740481. The next prime is 767740511. The reversal of 767740497 is 794047767.

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

It is not a de Polignac number, because 767740497 - 2⁴ = 767740481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (767740427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60472 + ... + 72057.

It is an arithmetic number, because the mean of its divisors is an integer number (128023980).

Almost surely, 2^767740497 is an apocalyptic number.

It is an amenable number.

767740497 is a deficient number, since it is larger than the sum of its proper divisors (256451343).

767740497 is a wasteful number, since it uses less digits than its factorization.

767740497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134463.

The product of its (nonzero) digits is 2074464, while the sum is 51.

The square root of 767740497 is about 27708.1305215635. The cubic root of 767740497 is about 915.6682377078.

The spelling of 767740497 in words is "seven hundred sixty-seven million, seven hundred forty thousand, four hundred ninety-seven".