45324221553551 has 4 divisors (see below), whose sum is σ = 45324750491472. Its totient is φ = 45323692615632.

The previous prime is 45324221553521. The next prime is 45324221553601. The reversal of 45324221553551 is 15535512242354.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45324221553551 - 2¹⁴ = 45324221537167 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45324221553496 and 45324221553505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45324221553521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264340406 + ... + 264511811.

It is an arithmetic number, because the mean of its divisors is an integer number (11331187622868).

Almost surely, 2^{45324221553551} is an apocalyptic number.

45324221553551 is a deficient number, since it is larger than the sum of its proper divisors (528937921).

45324221553551 is an equidigital number, since it uses as much as digits as its factorization.

45324221553551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528937920.

The product of its digits is 3600000, while the sum is 47.

The spelling of 45324221553551 in words is "forty-five trillion, three hundred twenty-four billion, two hundred twenty-one million, five hundred fifty-three thousand, five hundred fifty-one".