770002664 has 64 divisors (see below), whose sum is σ = 1580040000. Its totient is φ = 350396928.

The previous prime is 770002657. The next prime is 770002699. The reversal of 770002664 is 466200077.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 770002664.

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 15 ways as a sum of consecutive naturals, for example, 1352972 + ... + 1353540.

It is an arithmetic number, because the mean of its divisors is an integer number (24688125).

Almost surely, 2^770002664 is an apocalyptic number.

It is an amenable number.

770002664 is an abundant number, since it is smaller than the sum of its proper divisors (810037336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

770002664 is a wasteful number, since it uses less digits than its factorization.

770002664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930 (or 926 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 770002664 is about 27748.9218529297. The cubic root of 770002664 is about 916.5667024582.

The spelling of 770002664 in words is "seven hundred seventy million, two thousand, six hundred sixty-four".