677551285732 has 6 divisors (see below), whose sum is σ = 1185714750038. Its totient is φ = 338775642864.

The previous prime is 677551285721. The next prime is 677551285739. The reversal of 677551285732 is 237582155776.

It can be written as a sum of positive squares in only one way, i.e., 608815030756 + 68736254976 = 780266^2 + 262176^2 .

It is not an unprimeable number, because it can be changed into a prime (677551285739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84693910713 + ... + 84693910720.

Almost surely, 2^677551285732 is an apocalyptic number.

It is an amenable number.

677551285732 is a deficient number, since it is larger than the sum of its proper divisors (508163464306).

677551285732 is a wasteful number, since it uses less digits than its factorization.

677551285732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169387821437 (or 169387821435 counting only the distinct ones).

The product of its digits is 24696000, while the sum is 58.

The spelling of 677551285732 in words is "six hundred seventy-seven billion, five hundred fifty-one million, two hundred eighty-five thousand, seven hundred thirty-two".