14455820545 has 16 divisors (see below), whose sum is σ = 18384077520. Its totient is φ = 10874497024.

The previous prime is 14455820537. The next prime is 14455820591. The reversal of 14455820545 is 54502855441.

It can be written as a sum of positive squares in 8 ways, for example, as 327184 + 14455493361 = 572^2 + 120231^2 .

It is a cyclic number.

It is not a de Polignac number, because 14455820545 - 2³ = 14455820537 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17589 + ... + 170941.

It is an arithmetic number, because the mean of its divisors is an integer number (1149004845).

Almost surely, 2^14455820545 is an apocalyptic number.

It is an amenable number.

14455820545 is a deficient number, since it is larger than the sum of its proper divisors (3928256975).

14455820545 is a wasteful number, since it uses less digits than its factorization.

14455820545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154484.

The product of its (nonzero) digits is 640000, while the sum is 43.

The spelling of 14455820545 in words is "fourteen billion, four hundred fifty-five million, eight hundred twenty thousand, five hundred forty-five".