545515034030450 has 384 divisors, whose sum is σ = 1265664479788800. Its totient is φ = 172303552512000.

The previous prime is 545515034030429. The next prime is 545515034030471. The reversal of 545515034030450 is 54030430515545.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (545515034030429) and next prime (545515034030471).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 4930975736 + ... + 4931086364.

It is an arithmetic number, because the mean of its divisors is an integer number (3296001249450).

Almost surely, 2^{545515034030450} is an apocalyptic number.

545515034030450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

545515034030450 is an abundant number, since it is smaller than the sum of its proper divisors (720149445758350).

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

545515034030450 is a wasteful number, since it uses less digits than its factorization.

545515034030450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111406 (or 111401 counting only the distinct ones).

The product of its (nonzero) digits is 1800000, while the sum is 44.

Adding to 545515034030450 its reverse (54030430515545), we get a palindrome (599545464545995).

The spelling of 545515034030450 in words is "five hundred forty-five trillion, five hundred fifteen billion, thirty-four million, thirty thousand, four hundred fifty".