677370507663 has 4 divisors (see below), whose sum is σ = 903160676888. Its totient is φ = 451580338440.

The previous prime is 677370507607. The next prime is 677370507673. The reversal of 677370507663 is 366705073776.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 677370507663 - 2¹³ = 677370499471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677370507673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112895084608 + ... + 112895084613.

It is an arithmetic number, because the mean of its divisors is an integer number (225790169222).

Almost surely, 2^677370507663 is an apocalyptic number.

677370507663 is a deficient number, since it is larger than the sum of its proper divisors (225790169225).

677370507663 is a wasteful number, since it uses less digits than its factorization.

677370507663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225790169224.

The product of its (nonzero) digits is 23337720, while the sum is 57.

The spelling of 677370507663 in words is "six hundred seventy-seven billion, three hundred seventy million, five hundred seven thousand, six hundred sixty-three".