15056443545 has 32 divisors (see below), whose sum is σ = 28301906304. Its totient is φ = 6738547200.

The previous prime is 15056443487. The next prime is 15056443579. The reversal of 15056443545 is 54534465051.

It is not a de Polignac number, because 15056443545 - 2⁹ = 15056443033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15056443497 and 15056443506.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3507516 + ... + 3511805.

It is an arithmetic number, because the mean of its divisors is an integer number (884434572).

Almost surely, 2^15056443545 is an apocalyptic number.

15056443545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

15056443545 is a deficient number, since it is larger than the sum of its proper divisors (13245462759).

15056443545 is a wasteful number, since it uses less digits than its factorization.

15056443545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7019353.

The product of its (nonzero) digits is 720000, while the sum is 42.

The spelling of 15056443545 in words is "fifteen billion, fifty-six million, four hundred forty-three thousand, five hundred forty-five".