45545466454554 has 96 divisors (see below), whose sum is σ = 106028987541120. Its totient is φ = 12988011294720.

The previous prime is 45545466454507. The next prime is 45545466454589.

45545466454554 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 90994827 + ... + 91493985.

It is an arithmetic number, because the mean of its divisors is an integer number (1104468620220).

Almost surely, 2^{45545466454554} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45545466454554, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53014493770560).

45545466454554 is an abundant number, since it is smaller than the sum of its proper divisors (60483521086566).

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

45545466454554 is a wasteful number, since it uses less digits than its factorization.

45545466454554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506596 (or 506585 counting only the distinct ones).

The product of its digits is 2304000000, while the sum is 66.

The spelling of 45545466454554 in words is "forty-five trillion, five hundred forty-five billion, four hundred sixty-six million, four hundred fifty-four thousand, five hundred fifty-four".