545222022330 has 32 divisors (see below), whose sum is σ = 1318836271104. Its totient is φ = 144247715136.

The previous prime is 545222022329. The next prime is 545222022341. The reversal of 545222022330 is 33220222545.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 71547637 + ... + 71555256.

It is an arithmetic number, because the mean of its divisors is an integer number (41213633472).

Almost surely, 2^545222022330 is an apocalyptic number.

545222022330 is an abundant number, since it is smaller than the sum of its proper divisors (773614248774).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545222022330 is a wasteful number, since it uses less digits than its factorization.

545222022330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143103030.

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 545222022330 its reverse (33220222545), we get a palindrome (578442244875).

The spelling of 545222022330 in words is "five hundred forty-five billion, two hundred twenty-two million, twenty-two thousand, three hundred thirty".