15255116533 has 8 divisors (see below), whose sum is σ = 15650933760. Its totient is φ = 14860429920.

The previous prime is 15255116507. The next prime is 15255116561. The reversal of 15255116533 is 33561155251.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 15255116533 - 2²⁵ = 15221562101 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15255116492 and 15255116501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15255116593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255285 + ... + 309322.

It is an arithmetic number, because the mean of its divisors is an integer number (1956366720).

Almost surely, 2^15255116533 is an apocalyptic number.

It is an amenable number.

15255116533 is a deficient number, since it is larger than the sum of its proper divisors (395817227).

15255116533 is an equidigital number, since it uses as much as digits as its factorization.

15255116533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565307.

The product of its digits is 67500, while the sum is 37.

The spelling of 15255116533 in words is "fifteen billion, two hundred fifty-five million, one hundred sixteen thousand, five hundred thirty-three".