45443245554 has 48 divisors (see below), whose sum is σ = 118448566080. Its totient is φ = 12300426720.

The previous prime is 45443245553. The next prime is 45443245567. The reversal of 45443245554 is 45554234454.

It is a happy number.

45443245554 is a `hidden beast` number, since 4 + 54 + 4 + 3 + 2 + 45 + 554 = 666.

It is a super-2 number, since 2×45443245554² (a number of 22 digits) contains 22 as substring.

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (45443245553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9488677 + ... + 9493464.

It is an arithmetic number, because the mean of its divisors is an integer number (2467678460).

Almost surely, 2^45443245554 is an apocalyptic number.

45443245554 is an abundant number, since it is smaller than the sum of its proper divisors (73005320526).

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

45443245554 is a wasteful number, since it uses less digits than its factorization.

45443245554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18982175 (or 18982172 counting only the distinct ones).

The product of its digits is 3840000, while the sum is 45.

The spelling of 45443245554 in words is "forty-five billion, four hundred forty-three million, two hundred forty-five thousand, five hundred fifty-four".