545575434997824 has 1512 divisors, whose sum is σ = 2089942229007360. Its totient is φ = 140589077207040.

The previous prime is 545575434997783. The next prime is 545575434997837. The reversal of 545575434997824 is 428799434575545.

545575434997824 is a `hidden beast` number, since 5 + 4 + 5 + 5 + 7 + 5 + 43 + 499 + 7 + 82 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (1512).

It is a Harshad number since it is a multiple of its sum of digits (81).

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 11710368322 + ... + 11710414910.

Almost surely, 2^{545575434997824} is an apocalyptic number.

545575434997824 is a gapful number since it is divisible by the number (54) 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 545575434997824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1044971114503680).

545575434997824 is an abundant number, since it is smaller than the sum of its proper divisors (1544366794009536).

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

545575434997824 is a wasteful number, since it uses less digits than its factorization.

545575434997824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46779 (or 46739 counting only the distinct ones).

The product of its digits is 30481920000, while the sum is 81.

The spelling of 545575434997824 in words is "five hundred forty-five trillion, five hundred seventy-five billion, four hundred thirty-four million, nine hundred ninety-seven thousand, eight hundred twenty-four".