545525291500 has 48 divisors (see below), whose sum is σ = 1361631136320. Its totient is φ = 187037241600.

The previous prime is 545525291491. The next prime is 545525291513. The reversal of 545525291500 is 5192525545.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77928685 + ... + 77935684.

It is an arithmetic number, because the mean of its divisors is an integer number (28367315340).

Almost surely, 2^545525291500 is an apocalyptic number.

545525291500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

545525291500 is an abundant number, since it is smaller than the sum of its proper divisors (816105844820).

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

545525291500 is a wasteful number, since it uses less digits than its factorization.

545525291500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155864395 (or 155864383 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 43.

The spelling of 545525291500 in words is "five hundred forty-five billion, five hundred twenty-five million, two hundred ninety-one thousand, five hundred".