40009190613 has 32 divisors (see below), whose sum is σ = 61391387904. Its totient is φ = 22703196672.

The previous prime is 40009190503. The next prime is 40009190623. The reversal of 40009190613 is 31609190004.

It is not a de Polignac number, because 40009190613 - 2⁹ = 40009190101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40009190623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8625931 + ... + 8630567.

It is an arithmetic number, because the mean of its divisors is an integer number (1918480872).

Almost surely, 2^40009190613 is an apocalyptic number.

It is an amenable number.

40009190613 is a deficient number, since it is larger than the sum of its proper divisors (21382197291).

40009190613 is a wasteful number, since it uses less digits than its factorization.

40009190613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7421.

The product of its (nonzero) digits is 5832, while the sum is 33.

The spelling of 40009190613 in words is "forty billion, nine million, one hundred ninety thousand, six hundred thirteen".