15204345045 has 8 divisors (see below), whose sum is σ = 24326952096. Its totient is φ = 8108984016.

The previous prime is 15204345043. The next prime is 15204345067. The reversal of 15204345045 is 54054340251.

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

It is not a de Polignac number, because 15204345045 - 2¹ = 15204345043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15204344997 and 15204345015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15204345043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 506811487 + ... + 506811516.

It is an arithmetic number, because the mean of its divisors is an integer number (3040869012).

Almost surely, 2^15204345045 is an apocalyptic number.

15204345045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

15204345045 is a deficient number, since it is larger than the sum of its proper divisors (9122607051).

15204345045 is a wasteful number, since it uses less digits than its factorization.

15204345045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1013623011.

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 15204345045 its reverse (54054340251), we get a palindrome (69258685296).

The spelling of 15204345045 in words is "fifteen billion, two hundred four million, three hundred forty-five thousand, forty-five".