677780450 has 24 divisors (see below), whose sum is σ = 1263414672. Its totient is φ = 270522320.

The previous prime is 677780423. The next prime is 677780503. The reversal of 677780450 is 54087776.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8837 + ... + 37863.

It is an arithmetic number, because the mean of its divisors is an integer number (52642278).

Almost surely, 2^677780450 is an apocalyptic number.

677780450 is a deficient number, since it is larger than the sum of its proper divisors (585634222).

677780450 is a wasteful number, since it uses less digits than its factorization.

677780450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29506 (or 29501 counting only the distinct ones).

The product of its (nonzero) digits is 329280, while the sum is 44.

The square root of 677780450 is about 26034.2169077543. The cubic root of 677780450 is about 878.4081284991.

The spelling of 677780450 in words is "six hundred seventy-seven million, seven hundred eighty thousand, four hundred fifty".