45204421211540 has 24 divisors (see below), whose sum is σ = 95025855576960. Its totient is φ = 18063374002208.

The previous prime is 45204421211533. The next prime is 45204421211581. The reversal of 45204421211540 is 4511212440254.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 45204421211540.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1149635000 + ... + 1149674319.

It is an arithmetic number, because the mean of its divisors is an integer number (3959410649040).

Almost surely, 2^{45204421211540} is an apocalyptic number.

It is an amenable number.

45204421211540 is an abundant number, since it is smaller than the sum of its proper divisors (49821434365420).

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

45204421211540 is a wasteful number, since it uses less digits than its factorization.

45204421211540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2299310311 (or 2299310309 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 35.

Adding to 45204421211540 its reverse (4511212440254), we get a palindrome (49715633651794).

The spelling of 45204421211540 in words is "forty-five trillion, two hundred four billion, four hundred twenty-one million, two hundred eleven thousand, five hundred forty".