45545653456020 has 144 divisors (see below), whose sum is σ = 145447350746880. Its totient is φ = 11504618438400.

The previous prime is 45545653455997. The next prime is 45545653456027. The reversal of 45545653456020 is 2065435654554.

45545653456020 is a `hidden beast` number, since 4 + 5 + 5 + 4 + 5 + 6 + 53 + 4 + 560 + 20 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45545653456027) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22956750 + ... + 24861690.

Almost surely, 2^{45545653456020} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45545653456020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72723675373440).

45545653456020 is an abundant number, since it is smaller than the sum of its proper divisors (99901697290860).

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

45545653456020 is a wasteful number, since it uses less digits than its factorization.

45545653456020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1911966 (or 1911961 counting only the distinct ones).

The product of its (nonzero) digits is 43200000, while the sum is 54.

The spelling of 45545653456020 in words is "forty-five trillion, five hundred forty-five billion, six hundred fifty-three million, four hundred fifty-six thousand, twenty".