770106665564 has 24 divisors (see below), whose sum is σ = 1461766315968. Its totient is φ = 353564034560.

The previous prime is 770106665533. The next prime is 770106665567. The reversal of 770106665564 is 465566601077.

It is a super-2 number, since 2×770106665564² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (770106665567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138108164 + ... + 138113739.

It is an arithmetic number, because the mean of its divisors is an integer number (60906929832).

Almost surely, 2^770106665564 is an apocalyptic number.

It is an amenable number.

770106665564 is a deficient number, since it is larger than the sum of its proper divisors (691659650404).

770106665564 is a wasteful number, since it uses less digits than its factorization.

770106665564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276221965 (or 276221963 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 53.

The spelling of 770106665564 in words is "seven hundred seventy billion, one hundred six million, six hundred sixty-five thousand, five hundred sixty-four".