877665291360 has 1152 divisors, whose sum is σ = 3504562733952. Its totient is φ = 182747136000.

The previous prime is 877665291337. The next prime is 877665291409. The reversal of 877665291360 is 63192566778.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a junction number, because it is equal to n+sod(n) for n = 877665291294 and 877665291303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1296403342 + ... + 1296404018.

It is an arithmetic number, because the mean of its divisors is an integer number (3042155151).

Almost surely, 2^877665291360 is an apocalyptic number.

877665291360 is a gapful number since it is divisible by the number (80) 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 877665291360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1752281366976).

877665291360 is an abundant number, since it is smaller than the sum of its proper divisors (2626897442592).

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

877665291360 is a wasteful number, since it uses less digits than its factorization.

877665291360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848 (or 829 counting only the distinct ones).

The product of its (nonzero) digits is 22861440, while the sum is 60.

The spelling of 877665291360 in words is "eight hundred seventy-seven billion, six hundred sixty-five million, two hundred ninety-one thousand, three hundred sixty".