1047747988800 has 504 divisors, whose sum is σ = 3811187842176. Its totient is φ = 272879124480.

The previous prime is 1047747988799. The next prime is 1047747988831. The reversal of 1047747988800 is 88897477401.

1047747988800 is a `hidden beast` number, since 1 + 0 + 4 + 7 + 7 + 479 + 88 + 80 + 0 = 666.

1047747988800 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 390512259 + ... + 390514941.

Almost surely, 2^{1047747988800} is an apocalyptic number.

1047747988800 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 1047747988800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1905593921088).

1047747988800 is an abundant number, since it is smaller than the sum of its proper divisors (2763439853376).

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

1047747988800 is a wasteful number, since it uses less digits than its factorization.

1047747988800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3335 (or 3317 counting only the distinct ones).

The product of its (nonzero) digits is 25288704, while the sum is 63.

The spelling of 1047747988800 in words is "one trillion, forty-seven billion, seven hundred forty-seven million, nine hundred eighty-eight thousand, eight hundred".