12533002415 has 16 divisors (see below), whose sum is σ = 15557233440. Its totient is φ = 9685215360.

The previous prime is 12533002399. The next prime is 12533002453. The reversal of 12533002415 is 51420033521.

It is a happy number.

It is not a de Polignac number, because 12533002415 - 2⁴ = 12533002399 is a prime.

It is a super-2 number, since 2×12533002415² (a number of 21 digits) contains 22 as substring.

It is a congruent 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, 217976 + ... + 269405.

It is an arithmetic number, because the mean of its divisors is an integer number (972327090).

Almost surely, 2^12533002415 is an apocalyptic number.

12533002415 is a deficient number, since it is larger than the sum of its proper divisors (3024231025).

12533002415 is a wasteful number, since it uses less digits than its factorization.

12533002415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487562.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 12533002415 its reverse (51420033521), we get a palindrome (63953035936).

The spelling of 12533002415 in words is "twelve billion, five hundred thirty-three million, two thousand, four hundred fifteen".