677291390160 has 640 divisors, whose sum is σ = 2711634444288. Its totient is φ = 135717120000.

The previous prime is 677291390137. The next prime is 677291390161. The reversal of 677291390160 is 61093192776.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677291390161) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 175872235 + ... + 175876085.

Almost surely, 2^677291390160 is an apocalyptic number.

677291390160 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 677291390160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1355817222144).

677291390160 is an abundant number, since it is smaller than the sum of its proper divisors (2034343054128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

677291390160 is a wasteful number, since it uses less digits than its factorization.

677291390160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4223 (or 4217 counting only the distinct ones).

The product of its (nonzero) digits is 857304, while the sum is 51.

The spelling of 677291390160 in words is "six hundred seventy-seven billion, two hundred ninety-one million, three hundred ninety thousand, one hundred sixty".