40674535509 has 16 divisors (see below), whose sum is σ = 54834870272. Its totient is φ = 26816006448.

The previous prime is 40674535477. The next prime is 40674535519. The reversal of 40674535509 is 90553547604.

It is not a de Polignac number, because 40674535509 - 2⁵ = 40674535477 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 (40674535519) 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, 134112 + ... + 315174.

It is an arithmetic number, because the mean of its divisors is an integer number (3427179392).

Almost surely, 2^40674535509 is an apocalyptic number.

It is an amenable number.

40674535509 is a deficient number, since it is larger than the sum of its proper divisors (14160334763).

40674535509 is a wasteful number, since it uses less digits than its factorization.

40674535509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181896.

The product of its (nonzero) digits is 2268000, while the sum is 48.

The spelling of 40674535509 in words is "forty billion, six hundred seventy-four million, five hundred thirty-five thousand, five hundred nine".