15200454023 has 4 divisors (see below), whose sum is σ = 15724607640. Its totient is φ = 14676300408.

The previous prime is 15200454019. The next prime is 15200454041. The reversal of 15200454023 is 32045400251.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 15200454023 - 2² = 15200454019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15200453983 and 15200454001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15200454053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262076765 + ... + 262076822.

It is an arithmetic number, because the mean of its divisors is an integer number (3931151910).

Almost surely, 2^15200454023 is an apocalyptic number.

15200454023 is a deficient number, since it is larger than the sum of its proper divisors (524153617).

15200454023 is an equidigital number, since it uses as much as digits as its factorization.

15200454023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524153616.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 15200454023 its reverse (32045400251), we get a palindrome (47245854274).

The spelling of 15200454023 in words is "fifteen billion, two hundred million, four hundred fifty-four thousand, twenty-three".