1478771896320 has 312 divisors, whose sum is σ = 5134485887856. Its totient is φ = 393669771264.

The previous prime is 1478771896319. The next prime is 1478771896351. The reversal of 1478771896320 is 236981778741.

1478771896320 is a `hidden beast` number, since 1 + 478 + 7 + 7 + 1 + 89 + 63 + 20 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 113718939 + ... + 113731941.

It is an arithmetic number, because the mean of its divisors is an integer number (16456685538).

Almost surely, 2^{1478771896320} is an apocalyptic number.

1478771896320 is a gapful number since it is divisible by the number (10) 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 1478771896320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2567242943928).

1478771896320 is an abundant number, since it is smaller than the sum of its proper divisors (3655713991536).

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

1478771896320 is a wasteful number, since it uses less digits than its factorization.

1478771896320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13655 (or 13630 counting only the distinct ones).

The product of its (nonzero) digits is 28449792, while the sum is 63.

The spelling of 1478771896320 in words is "one trillion, four hundred seventy-eight billion, seven hundred seventy-one million, eight hundred ninety-six thousand, three hundred twenty".