1264900766 has 8 divisors (see below), whose sum is σ = 1902083904. Its totient is φ = 630872800.

The previous prime is 1264900753. The next prime is 1264900787. The reversal of 1264900766 is 6670094621.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 787790 + ... + 789393.

It is an arithmetic number, because the mean of its divisors is an integer number (237760488).

Almost surely, 2^1264900766 is an apocalyptic number.

1264900766 is a deficient number, since it is larger than the sum of its proper divisors (637183138).

1264900766 is a wasteful number, since it uses less digits than its factorization.

1264900766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1577586.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 1264900766 is about 35565.4434247628. The cubic root of 1264900766 is about 1081.4808122043.

The spelling of 1264900766 in words is "one billion, two hundred sixty-four million, nine hundred thousand, seven hundred sixty-six".