677644541576 has 64 divisors (see below), whose sum is σ = 1292395927680. Its totient is φ = 333069667840.

The previous prime is 677644541531. The next prime is 677644541579. The reversal of 677644541576 is 675145446776.

It is not an unprimeable number, because it can be changed into a prime (677644541579) 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, 48097205 + ... + 48111291.

It is an arithmetic number, because the mean of its divisors is an integer number (20193686370).

Almost surely, 2^677644541576 is an apocalyptic number.

It is an amenable number.

677644541576 is a deficient number, since it is larger than the sum of its proper divisors (614751386104).

677644541576 is a wasteful number, since it uses less digits than its factorization.

677644541576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14654 (or 14650 counting only the distinct ones).

The product of its digits is 118540800, while the sum is 62.

The spelling of 677644541576 in words is "six hundred seventy-seven billion, six hundred forty-four million, five hundred forty-one thousand, five hundred seventy-six".