545105104000 has 64 divisors (see below), whose sum is σ = 1355267604600. Its totient is φ = 218042035200.

The previous prime is 545105103913. The next prime is 545105104001. The reversal of 545105104000 is 401501545.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 77894577216 + 467210526784 = 279096^2 + 683528^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-4 number, since 4×545105104000⁴ (a number of 48 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (545105104001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17018535 + ... + 17050534.

Almost surely, 2^545105104000 is an apocalyptic number.

545105104000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

545105104000 is an abundant number, since it is smaller than the sum of its proper divisors (810162500600).

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

545105104000 is an equidigital number, since it uses as much as digits as its factorization.

545105104000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34069098 (or 34069076 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

Adding to 545105104000 its reverse (401501545), we get a palindrome (545506605545).

The spelling of 545105104000 in words is "five hundred forty-five billion, one hundred five million, one hundred four thousand".