43320420354 has 16 divisors (see below), whose sum is σ = 86689618848. Its totient is φ = 14432010432.

The previous prime is 43320420349. The next prime is 43320420373. The reversal of 43320420354 is 45302402334.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2020872 + ... + 2042195.

It is an arithmetic number, because the mean of its divisors is an integer number (5418101178).

Almost surely, 2^43320420354 is an apocalyptic number.

43320420354 is an abundant number, since it is smaller than the sum of its proper divisors (43369198494).

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

43320420354 is a wasteful number, since it uses less digits than its factorization.

43320420354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4064849.

The product of its (nonzero) digits is 34560, while the sum is 30.

Adding to 43320420354 its reverse (45302402334), we get a palindrome (88622822688).

The spelling of 43320420354 in words is "forty-three billion, three hundred twenty million, four hundred twenty thousand, three hundred fifty-four".