545022132240 has 80 divisors (see below), whose sum is σ = 1694898715968. Its totient is φ = 144880731648.

The previous prime is 545022132223. The next prime is 545022132251. The reversal of 545022132240 is 42231220545.

It is a tau number, because it is divible by the number of its divisors (80).

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

It is a junction number, because it is equal to n+sod(n) for n = 545022132198 and 545022132207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3505822 + ... + 3657981.

Almost surely, 2^545022132240 is an apocalyptic number.

It is an amenable number.

545022132240 is an abundant number, since it is smaller than the sum of its proper divisors (1149876583728).

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

545022132240 is a wasteful number, since it uses less digits than its factorization.

545022132240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7164136 (or 7164130 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 545022132240 its reverse (42231220545), we get a palindrome (587253352785).

The spelling of 545022132240 in words is "five hundred forty-five billion, twenty-two million, one hundred thirty-two thousand, two hundred forty".