15030304143240 has 32 divisors (see below), whose sum is σ = 45090912430080. Its totient is φ = 4008081104832.

The previous prime is 15030304143133. The next prime is 15030304143307. The reversal of 15030304143240 is 4234140303051.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 15030304143198 and 15030304143207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62626267144 + ... + 62626267383.

It is an arithmetic number, because the mean of its divisors is an integer number (1409091013440).

Almost surely, 2^{15030304143240} is an apocalyptic number.

15030304143240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15030304143240 is an abundant number, since it is smaller than the sum of its proper divisors (30060608286840).

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

15030304143240 is a wasteful number, since it uses less digits than its factorization.

15030304143240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125252534541 (or 125252534537 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 15030304143240 its reverse (4234140303051), we get a palindrome (19264444446291).

The spelling of 15030304143240 in words is "fifteen trillion, thirty billion, three hundred four million, one hundred forty-three thousand, two hundred forty".