677623122250 has 64 divisors (see below), whose sum is σ = 1274891398560. Its totient is φ = 269689305600.

The previous prime is 677623122221. The next prime is 677623122251. The reversal of 677623122250 is 52221326776.

677623122250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 16 ways, for example, as 12760639369 + 664862482881 = 112963^2 + 815391^2 .

It is a junction number, because it is equal to n+sod(n) for n = 677623122197 and 677623122206.

It is not an unprimeable number, because it can be changed into a prime (677623122251) 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, 40584904 + ... + 40601596.

Almost surely, 2^677623122250 is an apocalyptic number.

677623122250 is a deficient number, since it is larger than the sum of its proper divisors (597268276310).

677623122250 is a wasteful number, since it uses less digits than its factorization.

677623122250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17516 (or 17506 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 43.

The spelling of 677623122250 in words is "six hundred seventy-seven billion, six hundred twenty-three million, one hundred twenty-two thousand, two hundred fifty".