677371017155 has 16 divisors (see below), whose sum is σ = 930042445824. Its totient is φ = 463944743520.

The previous prime is 677371017139. The next prime is 677371017199. The reversal of 677371017155 is 551710173776.

It is not a de Polignac number, because 677371017155 - 2⁴ = 677371017139 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11182691 + ... + 11243100.

It is an arithmetic number, because the mean of its divisors is an integer number (58127652864).

Almost surely, 2^677371017155 is an apocalyptic number.

677371017155 is a deficient number, since it is larger than the sum of its proper divisors (252671428669).

677371017155 is a wasteful number, since it uses less digits than its factorization.

677371017155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22426666.

The product of its (nonzero) digits is 1080450, while the sum is 50.

The spelling of 677371017155 in words is "six hundred seventy-seven billion, three hundred seventy-one million, seventeen thousand, one hundred fifty-five".