15342404553 has 18 divisors (see below), whose sum is σ = 25779415194. Its totient is φ = 8767088064.

The previous prime is 15342404527. The next prime is 15342404591. The reversal of 15342404553 is 35540424351.

15342404553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 13476423744 + 1865980809 = 116088^2 + 43197^2 .

It is not a de Polignac number, because 15342404553 - 2¹² = 15342400457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (15342404593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 17394576 + ... + 17395457.

It is an arithmetic number, because the mean of its divisors is an integer number (1432189733).

Almost surely, 2^15342404553 is an apocalyptic number.

It is an amenable number.

15342404553 is a deficient number, since it is larger than the sum of its proper divisors (10437010641).

15342404553 is a wasteful number, since it uses less digits than its factorization.

15342404553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34790053 (or 34790043 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The spelling of 15342404553 in words is "fifteen billion, three hundred forty-two million, four hundred four thousand, five hundred fifty-three".