1545050445455 has 8 divisors (see below), whose sum is σ = 2022611492304. Its totient is φ = 1123673051200.

The previous prime is 1545050445413. The next prime is 1545050445479. The reversal of 1545050445455 is 5545440505451.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1545050445455 - 2²⁴ = 1545033668239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14045913086 + ... + 14045913195.

It is an arithmetic number, because the mean of its divisors is an integer number (252826436538).

Almost surely, 2^{1545050445455} is an apocalyptic number.

1545050445455 is a deficient number, since it is larger than the sum of its proper divisors (477561046849).

1545050445455 is a wasteful number, since it uses less digits than its factorization.

1545050445455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28091826297.

The product of its (nonzero) digits is 4000000, while the sum is 47.

The spelling of 1545050445455 in words is "one trillion, five hundred forty-five billion, fifty million, four hundred forty-five thousand, four hundred fifty-five".