15342521435213 has 8 divisors (see below), whose sum is σ = 17536937915328. Its totient is φ = 13148761881024.

The previous prime is 15342521435209. The next prime is 15342521435231. The reversal of 15342521435213 is 31253412524351.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 15342521435213 - 2² = 15342521435209 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15342521435273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164181431 + ... + 164274852.

It is an arithmetic number, because the mean of its divisors is an integer number (2192117239416).

Almost surely, 2^{15342521435213} is an apocalyptic number.

It is an amenable number.

15342521435213 is a deficient number, since it is larger than the sum of its proper divisors (2194416480115).

15342521435213 is an equidigital number, since it uses as much as digits as its factorization.

15342521435213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328462963.

The product of its digits is 432000, while the sum is 41.

Adding to 15342521435213 its reverse (31253412524351), we get a palindrome (46595933959564).

The spelling of 15342521435213 in words is "fifteen trillion, three hundred forty-two billion, five hundred twenty-one million, four hundred thirty-five thousand, two hundred thirteen".