45553142320 has 160 divisors (see below), whose sum is σ = 123480096768. Its totient is φ = 15306568704.

The previous prime is 45553142281. The next prime is 45553142413. The reversal of 45553142320 is 2324135554.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 5899102 + ... + 5906818.

Almost surely, 2^45553142320 is an apocalyptic number.

45553142320 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 45553142320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61740048384).

45553142320 is an abundant number, since it is smaller than the sum of its proper divisors (77926954448).

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

45553142320 is a wasteful number, since it uses less digits than its factorization.

45553142320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7947 (or 7941 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 45553142320 its reverse (2324135554), we get a palindrome (47877277874).

The spelling of 45553142320 in words is "forty-five billion, five hundred fifty-three million, one hundred forty-two thousand, three hundred twenty".