878937406704 has 240 divisors, whose sum is σ = 2907883576000. Its totient is φ = 247683889152.

The previous prime is 878937406663. The next prime is 878937406729. The reversal of 878937406704 is 407604739878.

878937406704 is a `hidden beast` number, since 8 + 78 + 93 + 7 + 406 + 70 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3483732 + ... + 3727500.

Almost surely, 2^878937406704 is an apocalyptic number.

878937406704 is a gapful number since it is divisible by the number (84) 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 878937406704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1453941788000).

878937406704 is an abundant number, since it is smaller than the sum of its proper divisors (2028946169296).

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

878937406704 is a wasteful number, since it uses less digits than its factorization.

878937406704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243877 (or 243854 counting only the distinct ones).

The product of its (nonzero) digits is 56899584, while the sum is 63.

The spelling of 878937406704 in words is "eight hundred seventy-eight billion, nine hundred thirty-seven million, four hundred six thousand, seven hundred four".