15050540345 has 4 divisors (see below), whose sum is σ = 18060648420. Its totient is φ = 12040432272.

The previous prime is 15050540303. The next prime is 15050540359. The reversal of 15050540345 is 54304505051.

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

It can be written as a sum of positive squares in 2 ways, for example, as 8162038336 + 6888502009 = 90344^2 + 82997^2 .

It is a cyclic number.

It is not a de Polignac number, because 15050540345 - 2²² = 15046346041 is a prime.

It is an unprimeable number.

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, 1505054030 + ... + 1505054039.

It is an arithmetic number, because the mean of its divisors is an integer number (4515162105).

Almost surely, 2^15050540345 is an apocalyptic number.

It is an amenable number.

15050540345 is a deficient number, since it is larger than the sum of its proper divisors (3010108075).

15050540345 is an equidigital number, since it uses as much as digits as its factorization.

15050540345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3010108074.

The product of its (nonzero) digits is 30000, while the sum is 32.

The spelling of 15050540345 in words is "fifteen billion, fifty million, five hundred forty thousand, three hundred forty-five".