677838231267 has 16 divisors (see below), whose sum is σ = 926676616320. Its totient is φ = 440466209600.

The previous prime is 677838231263. The next prime is 677838231299. The reversal of 677838231267 is 762132838776.

It is a cyclic number.

It is not a de Polignac number, because 677838231267 - 2² = 677838231263 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 677838231267.

It is not an unprimeable number, because it can be changed into a prime (677838231263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2391417 + ... + 2659802.

It is an arithmetic number, because the mean of its divisors is an integer number (57917288520).

Almost surely, 2^677838231267 is an apocalyptic number.

677838231267 is a deficient number, since it is larger than the sum of its proper divisors (248838385053).

677838231267 is a wasteful number, since it uses less digits than its factorization.

677838231267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5052354.

The product of its digits is 28449792, while the sum is 60.

The spelling of 677838231267 in words is "six hundred seventy-seven billion, eight hundred thirty-eight million, two hundred thirty-one thousand, two hundred sixty-seven".