677796545421598 has 16 divisors (see below), whose sum is σ = 1016758773139680. Its totient is φ = 338876954924256.

The previous prime is 677796545421509. The next prime is 677796545421623. The reversal of 677796545421598 is 895124545697776.

677796545421598 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4931046240 + ... + 4931183692.

It is an arithmetic number, because the mean of its divisors is an integer number (63547423321230).

Almost surely, 2^{677796545421598} is an apocalyptic number.

677796545421598 is a deficient number, since it is larger than the sum of its proper divisors (338962227718082).

677796545421598 is a wasteful number, since it uses less digits than its factorization.

677796545421598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274611.

The product of its digits is 32006016000, while the sum is 85.

The spelling of 677796545421598 in words is "six hundred seventy-seven trillion, seven hundred ninety-six billion, five hundred forty-five million, four hundred twenty-one thousand, five hundred ninety-eight".