768269650 has 24 divisors (see below), whose sum is σ = 1429818084. Its totient is φ = 307128000.

The previous prime is 768269597. The next prime is 768269657. The reversal of 768269650 is 56962867.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 167676601 + 600593049 = 12949^2 + 24507^2 .

It is a super-2 number, since 2×768269650² = 1180476510222245000, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 768269594 and 768269603.

It is not an unprimeable number, because it can be changed into a prime (768269657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111300 + ... + 118000.

Almost surely, 2^768269650 is an apocalyptic number.

768269650 is a deficient number, since it is larger than the sum of its proper divisors (661548434).

768269650 is a wasteful number, since it uses less digits than its factorization.

768269650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9006 (or 9001 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 49.

The square root of 768269650 is about 27717.6775722642. The cubic root of 768269650 is about 915.8785593472.

The spelling of 768269650 in words is "seven hundred sixty-eight million, two hundred sixty-nine thousand, six hundred fifty".