770666827 has 8 divisors (see below), whose sum is σ = 881736192. Its totient is φ = 659841000.

The previous prime is 770666803. The next prime is 770666857. The reversal of 770666827 is 728666077.

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

It is not a de Polignac number, because 770666827 - 2¹⁹ = 770142539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (770666857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54049 + ... + 66802.

It is an arithmetic number, because the mean of its divisors is an integer number (110217024).

Almost surely, 2^770666827 is an apocalyptic number.

770666827 is a deficient number, since it is larger than the sum of its proper divisors (111069365).

770666827 is a wasteful number, since it uses less digits than its factorization.

770666827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121769.

The product of its (nonzero) digits is 1185408, while the sum is 49.

The square root of 770666827 is about 27760.8866392988. The cubic root of 770666827 is about 916.8301538193.

The spelling of 770666827 in words is "seven hundred seventy million, six hundred sixty-six thousand, eight hundred twenty-seven".