15345300000 has 144 divisors (see below), whose sum is σ = 50349527424. Its totient is φ = 4092000000.

The previous prime is 15345299971. The next prime is 15345300001. The reversal of 15345300000 is 354351.

It is a self number, because there is not a number n which added to its sum of digits gives 15345300000.

It is not an unprimeable number, because it can be changed into a prime (15345300001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 274425 + ... + 325575.

It is an arithmetic number, because the mean of its divisors is an integer number (349649496).

Almost surely, 2^15345300000 is an apocalyptic number.

15345300000 is a gapful number since it is divisible by the number (10) 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 15345300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25174763712).

15345300000 is an abundant number, since it is smaller than the sum of its proper divisors (35004227424).

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

15345300000 is an frugal number, since it uses more digits than its factorization.

15345300000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51189 (or 51161 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

Adding to 15345300000 its reverse (354351), we get a palindrome (15345654351).

The spelling of 15345300000 in words is "fifteen billion, three hundred forty-five million, three hundred thousand".