43554228090 has 64 divisors (see below), whose sum is σ = 105517209600. Its totient is φ = 11505287744.

The previous prime is 43554228043. The next prime is 43554228101. The reversal of 43554228090 is 9082245534.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1396891 + ... + 1427729.

It is an arithmetic number, because the mean of its divisors is an integer number (1648706400).

Almost surely, 2^43554228090 is an apocalyptic number.

43554228090 is an abundant number, since it is smaller than the sum of its proper divisors (61962981510).

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

43554228090 is a wasteful number, since it uses less digits than its factorization.

43554228090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31291.

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 43554228090 in words is "forty-three billion, five hundred fifty-four million, two hundred twenty-eight thousand, ninety".