543911984880 has 320 divisors, whose sum is σ = 1948874121216. Its totient is φ = 124020736000.

The previous prime is 543911984867. The next prime is 543911984899. The reversal of 543911984880 is 88489119345.

It is a super-2 number, since 2×543911984880² (a number of 24 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 94738810 + ... + 94744550.

Almost surely, 2^543911984880 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 543911984880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (974437060608).

543911984880 is an abundant number, since it is smaller than the sum of its proper divisors (1404962136336).

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

543911984880 is a wasteful number, since it uses less digits than its factorization.

543911984880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7896 (or 7890 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 60.

The spelling of 543911984880 in words is "five hundred forty-three billion, nine hundred eleven million, nine hundred eighty-four thousand, eight hundred eighty".