40825599405 has 16 divisors (see below), whose sum is σ = 65737019904. Its totient is φ = 21634966080.

The previous prime is 40825599391. The next prime is 40825599431. The reversal of 40825599405 is 50499552804.

It is not a de Polignac number, because 40825599405 - 2⁶ = 40825599341 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8665501 + ... + 8670210.

It is an arithmetic number, because the mean of its divisors is an integer number (4108563744).

Almost surely, 2^40825599405 is an apocalyptic number.

It is an amenable number.

40825599405 is a deficient number, since it is larger than the sum of its proper divisors (24911420499).

40825599405 is a wasteful number, since it uses less digits than its factorization.

40825599405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17335876.

The product of its (nonzero) digits is 2592000, while the sum is 51.

The spelling of 40825599405 in words is "forty billion, eight hundred twenty-five million, five hundred ninety-nine thousand, four hundred five".