45225617720 has 16 divisors (see below), whose sum is σ = 101757639960. Its totient is φ = 18090247072.

The previous prime is 45225617719. The next prime is 45225617729. The reversal of 45225617720 is 2771652254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45225617729) 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, 565320182 + ... + 565320261.

Almost surely, 2^45225617720 is an apocalyptic number.

45225617720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45225617720 is an abundant number, since it is smaller than the sum of its proper divisors (56532022240).

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

45225617720 is a wasteful number, since it uses less digits than its factorization.

45225617720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1130640454 (or 1130640450 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 41.

The spelling of 45225617720 in words is "forty-five billion, two hundred twenty-five million, six hundred seventeen thousand, seven hundred twenty".