770100891 has 16 divisors (see below), whose sum is σ = 1186675200. Its totient is φ = 435112128.

The previous prime is 770100883. The next prime is 770100893. The reversal of 770100891 is 198001077.

It is not a de Polignac number, because 770100891 - 2³ = 770100883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (770100893) 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 15 ways as a sum of consecutive naturals, for example, 204151 + ... + 207888.

It is an arithmetic number, because the mean of its divisors is an integer number (74167200).

Almost surely, 2^770100891 is an apocalyptic number.

770100891 is a deficient number, since it is larger than the sum of its proper divisors (416574309).

770100891 is a wasteful number, since it uses less digits than its factorization.

770100891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412138.

The product of its (nonzero) digits is 3528, while the sum is 33.

The square root of 770100891 is about 27750.6917211085. The cubic root of 770100891 is about 916.6056753837.

The spelling of 770100891 in words is "seven hundred seventy million, one hundred thousand, eight hundred ninety-one".