677653674280 has 128 divisors (see below), whose sum is σ = 1765366306560. Its totient is φ = 231372288000.

The previous prime is 677653674197. The next prime is 677653674293. The reversal of 677653674280 is 82476356776.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3041485 + ... + 3256675.

It is an arithmetic number, because the mean of its divisors is an integer number (13791924270).

Almost surely, 2^677653674280 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 677653674280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (882683153280).

677653674280 is an abundant number, since it is smaller than the sum of its proper divisors (1087712632280).

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

677653674280 is a wasteful number, since it uses less digits than its factorization.

677653674280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215651 (or 215647 counting only the distinct ones).

The product of its (nonzero) digits is 71124480, while the sum is 61.

The spelling of 677653674280 in words is "six hundred seventy-seven billion, six hundred fifty-three million, six hundred seventy-four thousand, two hundred eighty".