677675063520 has 576 divisors, whose sum is σ = 2938066919424. Its totient is φ = 138368839680.

The previous prime is 677675063503. The next prime is 677675063539. The reversal of 677675063520 is 25360576776.

677675063520 is a `hidden beast` number, since 6 + 7 + 7 + 6 + 7 + 50 + 63 + 520 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3978829 + ... + 4145651.

It is an arithmetic number, because the mean of its divisors is an integer number (5100810624).

Almost surely, 2^677675063520 is an apocalyptic number.

677675063520 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 677675063520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1469033459712).

677675063520 is an abundant number, since it is smaller than the sum of its proper divisors (2260391855904).

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

677675063520 is a wasteful number, since it uses less digits than its factorization.

677675063520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166895 (or 166884 counting only the distinct ones).

The product of its (nonzero) digits is 11113200, while the sum is 54.

The spelling of 677675063520 in words is "six hundred seventy-seven billion, six hundred seventy-five million, sixty-three thousand, five hundred twenty".