771124894849 has 16 divisors (see below), whose sum is σ = 785441074176. Its totient is φ = 756950688000.

The previous prime is 771124894847. The next prime is 771124894853. The reversal of 771124894849 is 948498421177.

It is a cyclic number.

It is not a de Polignac number, because 771124894849 - 2¹ = 771124894847 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (771124894847) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14355289 + ... + 14408905.

It is an arithmetic number, because the mean of its divisors is an integer number (49090067136).

Almost surely, 2^771124894849 is an apocalyptic number.

It is an amenable number.

771124894849 is a deficient number, since it is larger than the sum of its proper divisors (14316179327).

771124894849 is a wasteful number, since it uses less digits than its factorization.

771124894849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54936.

The product of its digits is 32514048, while the sum is 64.

The spelling of 771124894849 in words is "seven hundred seventy-one billion, one hundred twenty-four million, eight hundred ninety-four thousand, eight hundred forty-nine".