15006323340 has 144 divisors (see below), whose sum is σ = 46335744000. Its totient is φ = 3930436224.

The previous prime is 15006323327. The next prime is 15006323347. The reversal of 15006323340 is 4332360051.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (15006323347) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2827129 + ... + 2832431.

It is an arithmetic number, because the mean of its divisors is an integer number (321776000).

Almost surely, 2^15006323340 is an apocalyptic number.

15006323340 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 15006323340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23167872000).

15006323340 is an abundant number, since it is smaller than the sum of its proper divisors (31329420660).

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

15006323340 is a wasteful number, since it uses less digits than its factorization.

15006323340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5596 (or 5591 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

Adding to 15006323340 its reverse (4332360051), we get a palindrome (19338683391).

The spelling of 15006323340 in words is "fifteen billion, six million, three hundred twenty-three thousand, three hundred forty".