45453566720 has 36 divisors (see below), whose sum is σ = 108875499600. Its totient is φ = 18181426176.

The previous prime is 45453566671. The next prime is 45453566729. The reversal of 45453566720 is 2766535454.

It is not an unprimeable number, because it can be changed into a prime (45453566729) 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, 17754020 + ... + 17756579.

Almost surely, 2^45453566720 is an apocalyptic number.

45453566720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45453566720 is an abundant number, since it is smaller than the sum of its proper divisors (63421932880).

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

45453566720 is an equidigital number, since it uses as much as digits as its factorization.

45453566720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35510620 (or 35510606 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 47.

The spelling of 45453566720 in words is "forty-five billion, four hundred fifty-three million, five hundred sixty-six thousand, seven hundred twenty".