14445261545 has 32 divisors (see below), whose sum is σ = 20838432384. Its totient is φ = 9471974400.

The previous prime is 14445261521. The next prime is 14445261553. The reversal of 14445261545 is 54516254441.

It is not a de Polignac number, because 14445261545 - 2¹⁴ = 14445245161 is a prime.

It is a super-2 number, since 2×14445261545² (a number of 21 digits) contains 22 as substring.

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, 204176 + ... + 265665.

It is an arithmetic number, because the mean of its divisors is an integer number (651201012).

Almost surely, 2^14445261545 is an apocalyptic number.

It is an amenable number.

14445261545 is a deficient number, since it is larger than the sum of its proper divisors (6393170839).

14445261545 is a wasteful number, since it uses less digits than its factorization.

14445261545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469913.

The product of its digits is 384000, while the sum is 41.

The spelling of 14445261545 in words is "fourteen billion, four hundred forty-five million, two hundred sixty-one thousand, five hundred forty-five".