677234252155 has 32 divisors (see below), whose sum is σ = 863196144768. Its totient is φ = 508979328000.

The previous prime is 677234252147. The next prime is 677234252159. The reversal of 677234252155 is 551252432776.

It is not a de Polignac number, because 677234252155 - 2³ = 677234252147 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 677234252099 and 677234252108.

It is not an unprimeable number, because it can be changed into a prime (677234252159) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4677855 + ... + 4820455.

It is an arithmetic number, because the mean of its divisors is an integer number (26974879524).

Almost surely, 2^677234252155 is an apocalyptic number.

677234252155 is a deficient number, since it is larger than the sum of its proper divisors (185961892613).

677234252155 is a wasteful number, since it uses less digits than its factorization.

677234252155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143367.

The product of its digits is 3528000, while the sum is 49.

The spelling of 677234252155 in words is "six hundred seventy-seven billion, two hundred thirty-four million, two hundred fifty-two thousand, one hundred fifty-five".