545430445400 has 24 divisors (see below), whose sum is σ = 1268125786020. Its totient is φ = 218172178080.

The previous prime is 545430445363. The next prime is 545430445423. The reversal of 545430445400 is 4544034545.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1363575914 + ... + 1363576313.

Almost surely, 2^545430445400 is an apocalyptic number.

545430445400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

545430445400 is an abundant number, since it is smaller than the sum of its proper divisors (722695340620).

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

545430445400 is a wasteful number, since it uses less digits than its factorization.

545430445400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2727152243 (or 2727152234 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 38.

Adding to 545430445400 its reverse (4544034545), we get a palindrome (549974479945).

The spelling of 545430445400 in words is "five hundred forty-five billion, four hundred thirty million, four hundred forty-five thousand, four hundred".