677960789834 has 16 divisors (see below), whose sum is σ = 1023886915200. Its totient is φ = 336669835104.

The previous prime is 677960789833. The next prime is 677960789851. The reversal of 677960789834 is 438987069776.

It is a super-2 number, since 2×677960789834² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (677960789833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 880802 + ... + 1460045.

It is an arithmetic number, because the mean of its divisors is an integer number (63992932200).

Almost surely, 2^677960789834 is an apocalyptic number.

677960789834 is a deficient number, since it is larger than the sum of its proper divisors (345926125366).

677960789834 is a wasteful number, since it uses less digits than its factorization.

677960789834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2341837.

The product of its (nonzero) digits is 768144384, while the sum is 74.

The spelling of 677960789834 in words is "six hundred seventy-seven billion, nine hundred sixty million, seven hundred eighty-nine thousand, eight hundred thirty-four".