15133452425 has 48 divisors (see below), whose sum is σ = 23140102272. Its totient is φ = 9560678400.

The previous prime is 15133452421. The next prime is 15133452427. The reversal of 15133452425 is 52425433151.

It is not a de Polignac number, because 15133452425 - 2² = 15133452421 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (15133452421) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1238345 + ... + 1250505.

It is an arithmetic number, because the mean of its divisors is an integer number (482085464).

Almost surely, 2^15133452425 is an apocalyptic number.

It is an amenable number.

15133452425 is a deficient number, since it is larger than the sum of its proper divisors (8006649847).

15133452425 is a wasteful number, since it uses less digits than its factorization.

15133452425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12738 (or 12733 counting only the distinct ones).

The product of its digits is 72000, while the sum is 35.

Adding to 15133452425 its reverse (52425433151), we get a palindrome (67558885576).

The spelling of 15133452425 in words is "fifteen billion, one hundred thirty-three million, four hundred fifty-two thousand, four hundred twenty-five".