45555500543 has 16 divisors (see below), whose sum is σ = 53181358080. Its totient is φ = 38209444416.

The previous prime is 45555500533. The next prime is 45555500561. The reversal of 45555500543 is 34500555554.

It is a cyclic number.

It is not a de Polignac number, because 45555500543 - 2²² = 45551306239 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45555500543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45555500503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2335730 + ... + 2355152.

It is an arithmetic number, because the mean of its divisors is an integer number (3323834880).

Almost surely, 2^45555500543 is an apocalyptic number.

45555500543 is a deficient number, since it is larger than the sum of its proper divisors (7625857537).

45555500543 is a wasteful number, since it uses less digits than its factorization.

45555500543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26606.

The product of its (nonzero) digits is 750000, while the sum is 41.

The spelling of 45555500543 in words is "forty-five billion, five hundred fifty-five million, five hundred thousand, five hundred forty-three".