545422061240 has 128 divisors (see below), whose sum is σ = 1449961758720. Its totient is φ = 180693849600.

The previous prime is 545422061201. The next prime is 545422061279. The reversal of 545422061240 is 42160224545.

It is an interprime number because it is at equal distance from previous prime (545422061201) and next prime (545422061279).

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 545422061240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5689949 + ... + 5785011.

It is an arithmetic number, because the mean of its divisors is an integer number (11327826240).

Almost surely, 2^545422061240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545422061240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (724980879360).

545422061240 is an abundant number, since it is smaller than the sum of its proper divisors (904539697480).

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

545422061240 is a wasteful number, since it uses less digits than its factorization.

545422061240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95773 (or 95769 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 545422061240 its reverse (42160224545), we get a palindrome (587582285785).

The spelling of 545422061240 in words is "five hundred forty-five billion, four hundred twenty-two million, sixty-one thousand, two hundred forty".