15042550441 has 4 divisors (see below), whose sum is σ = 15052777984. Its totient is φ = 15032322900.

The previous prime is 15042550417. The next prime is 15042550463. The reversal of 15042550441 is 14405524051.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14405524051 = 101 ⋅142628951.

It is a cyclic number.

It is not a de Polignac number, because 15042550441 - 2²³ = 15034161833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15042550141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5111565 + ... + 5114506.

It is an arithmetic number, because the mean of its divisors is an integer number (3763194496).

Almost surely, 2^15042550441 is an apocalyptic number.

It is an amenable number.

15042550441 is a deficient number, since it is larger than the sum of its proper divisors (10227543).

15042550441 is a wasteful number, since it uses less digits than its factorization.

15042550441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10227542.

The product of its (nonzero) digits is 16000, while the sum is 31.

The spelling of 15042550441 in words is "fifteen billion, forty-two million, five hundred fifty thousand, four hundred forty-one".