545100221445 has 64 divisors (see below), whose sum is σ = 951502616064. Its totient is φ = 264875950080.

The previous prime is 545100221423. The next prime is 545100221489. The reversal of 545100221445 is 544122001545.

It is a happy number.

It is not a de Polignac number, because 545100221445 - 2¹⁰ = 545100220421 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5259112 + ... + 5361758.

It is an arithmetic number, because the mean of its divisors is an integer number (14867228376).

Almost surely, 2^545100221445 is an apocalyptic number.

It is an amenable number.

545100221445 is a deficient number, since it is larger than the sum of its proper divisors (406402394619).

545100221445 is a wasteful number, since it uses less digits than its factorization.

545100221445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103022.

The product of its (nonzero) digits is 32000, while the sum is 33.

The spelling of 545100221445 in words is "five hundred forty-five billion, one hundred million, two hundred twenty-one thousand, four hundred forty-five".