15345522405012 has 48 divisors (see below), whose sum is σ = 38253305431040. Its totient is φ = 4773626760672.

The previous prime is 15345522404983. The next prime is 15345522405019. The reversal of 15345522405012 is 21050422554351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15345522405019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 502260268 + ... + 502290819.

Almost surely, 2^{15345522405012} is an apocalyptic number.

15345522405012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15345522405012 is an abundant number, since it is smaller than the sum of its proper divisors (22907783026028).

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

15345522405012 is a wasteful number, since it uses less digits than its factorization.

15345522405012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004551180 (or 1004551178 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 39.

Adding to 15345522405012 its reverse (21050422554351), we get a palindrome (36395944959363).

The spelling of 15345522405012 in words is "fifteen trillion, three hundred forty-five billion, five hundred twenty-two million, four hundred five thousand, twelve".