45298773227520 has 864 divisors, whose sum is σ = 164342117721600. Its totient is φ = 11982299922432.

The previous prime is 45298773227473. The next prime is 45298773227549. The reversal of 45298773227520 is 2572237789254.

It is a happy number.

45298773227520 is a `hidden beast` number, since 4 + 5 + 2 + 9 + 8 + 77 + 32 + 2 + 7 + 520 = 666.

It is a tau number, because it is divible by the number of its divisors (864).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 8532446626 + ... + 8532451934.

It is an arithmetic number, because the mean of its divisors is an integer number (190210784400).

Almost surely, 2^{45298773227520} is an apocalyptic number.

45298773227520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45298773227520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82171058860800).

45298773227520 is an abundant number, since it is smaller than the sum of its proper divisors (119043344494080).

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

45298773227520 is an frugal number, since it uses more digits than its factorization.

45298773227520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5487 (or 5446 counting only the distinct ones).

The product of its (nonzero) digits is 118540800, while the sum is 63.

The spelling of 45298773227520 in words is "forty-five trillion, two hundred ninety-eight billion, seven hundred seventy-three million, two hundred twenty-seven thousand, five hundred twenty".