40054621189 has 16 divisors (see below), whose sum is σ = 44645889600. Its totient is φ = 35628975360.

The previous prime is 40054621181. The next prime is 40054621207. The reversal of 40054621189 is 98112645004.

It is not a de Polignac number, because 40054621189 - 2³ = 40054621181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40054621181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72564 + ... + 292189.

It is an arithmetic number, because the mean of its divisors is an integer number (2790368100).

Almost surely, 2^40054621189 is an apocalyptic number.

It is an amenable number.

40054621189 is a deficient number, since it is larger than the sum of its proper divisors (4591268411).

40054621189 is a wasteful number, since it uses less digits than its factorization.

40054621189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364980.

The product of its (nonzero) digits is 69120, while the sum is 40.

The spelling of 40054621189 in words is "forty billion, fifty-four million, six hundred twenty-one thousand, one hundred eighty-nine".