15240021402304 has 14 divisors (see below), whose sum is σ = 30241917470324. Its totient is φ = 7620010701120.

The previous prime is 15240021402283. The next prime is 15240021402311. The reversal of 15240021402304 is 40320412004251.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119062667142 + ... + 119062667269.

It is an arithmetic number, because the mean of its divisors is an integer number (2160136962166).

Almost surely, 2^{15240021402304} is an apocalyptic number.

It is an amenable number.

15240021402304 is a deficient number, since it is larger than the sum of its proper divisors (15001896068020).

15240021402304 is an equidigital number, since it uses as much as digits as its factorization.

15240021402304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238125334423 (or 238125334413 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 15240021402304 its reverse (40320412004251), we get a palindrome (55560433406555).

The spelling of 15240021402304 in words is "fifteen trillion, two hundred forty billion, twenty-one million, four hundred two thousand, three hundred four".