677712240009 has 36 divisors (see below), whose sum is σ = 1138837982724. Its totient is φ = 387231147072.

The previous prime is 677712239969. The next prime is 677712240017. The reversal of 677712240009 is 900042217776.

677712240009 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 173448926784 + 504263313225 = 416472^2 + 710115^2 .

It is not a de Polignac number, because 677712240009 - 2¹² = 677712235913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (677712240059) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5690379 + ... + 5808255.

It is an arithmetic number, because the mean of its divisors is an integer number (31634388409).

Almost surely, 2^677712240009 is an apocalyptic number.

It is an amenable number.

677712240009 is a deficient number, since it is larger than the sum of its proper divisors (461125742715).

677712240009 is a wasteful number, since it uses less digits than its factorization.

677712240009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130934 (or 130924 counting only the distinct ones).

The product of its (nonzero) digits is 296352, while the sum is 45.

The spelling of 677712240009 in words is "six hundred seventy-seven billion, seven hundred twelve million, two hundred forty thousand, nine".