40430553205 has 16 divisors (see below), whose sum is σ = 55541147904. Its totient is φ = 27677041920.

The previous prime is 40430553139. The next prime is 40430553209. The reversal of 40430553205 is 50235503404.

It is a happy number.

40430553205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40430553205 - 2⁷ = 40430553077 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 (40430553209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 953241 + ... + 994750.

It is an arithmetic number, because the mean of its divisors is an integer number (3471321744).

Almost surely, 2^40430553205 is an apocalyptic number.

It is an amenable number.

40430553205 is a deficient number, since it is larger than the sum of its proper divisors (15110594699).

40430553205 is a wasteful number, since it uses less digits than its factorization.

40430553205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1948596.

The product of its (nonzero) digits is 36000, while the sum is 31.

The spelling of 40430553205 in words is "forty billion, four hundred thirty million, five hundred fifty-three thousand, two hundred five".