15453450505 has 16 divisors (see below), whose sum is σ = 18834637824. Its totient is φ = 12169365120.

The previous prime is 15453450499. The next prime is 15453450527. The reversal of 15453450505 is 50505435451.

It is a happy number.

It is not a de Polignac number, because 15453450505 - 2¹⁷ = 15453319433 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 463960 + ... + 496150.

It is an arithmetic number, because the mean of its divisors is an integer number (1177164864).

Almost surely, 2^15453450505 is an apocalyptic number.

It is an amenable number.

15453450505 is a deficient number, since it is larger than the sum of its proper divisors (3381187319).

15453450505 is a wasteful number, since it uses less digits than its factorization.

15453450505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33696.

The product of its (nonzero) digits is 150000, while the sum is 37.

Adding to 15453450505 its reverse (50505435451), we get a palindrome (65958885956).

The spelling of 15453450505 in words is "fifteen billion, four hundred fifty-three million, four hundred fifty thousand, five hundred five".