15345533211340 has 48 divisors (see below), whose sum is σ = 33091572907008. Its totient is φ = 5974278657984.

The previous prime is 15345533211313. The next prime is 15345533211373. The reversal of 15345533211340 is 4311233554351.

It is a junction number, because it is equal to n+sod(n) for n = 15345533211293 and 15345533211302.

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 15 ways as a sum of consecutive naturals, for example, 31282492 + ... + 31769251.

It is an arithmetic number, because the mean of its divisors is an integer number (689407768896).

Almost surely, 2^{15345533211340} is an apocalyptic number.

15345533211340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15345533211340 is an abundant number, since it is smaller than the sum of its proper divisors (17746039695668).

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

15345533211340 is a wasteful number, since it uses less digits than its factorization.

15345533211340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63052078 (or 63052076 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 40.

Adding to 15345533211340 its reverse (4311233554351), we get a palindrome (19656766765691).

The spelling of 15345533211340 in words is "fifteen trillion, three hundred forty-five billion, five hundred thirty-three million, two hundred eleven thousand, three hundred forty".