40034230399 has 16 divisors (see below), whose sum is σ = 43607298240. Its totient is φ = 36647804160.

The previous prime is 40034230391. The next prime is 40034230429. The reversal of 40034230399 is 99303243004.

It is a cyclic number.

It is not a de Polignac number, because 40034230399 - 2³ = 40034230391 is a prime.

It is a super-3 number, since 3×40034230399³ (a number of 33 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40034230391) 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 15 ways as a sum of consecutive naturals, for example, 333694 + ... + 437515.

It is an arithmetic number, because the mean of its divisors is an integer number (2725456140).

Almost surely, 2^40034230399 is an apocalyptic number.

40034230399 is a deficient number, since it is larger than the sum of its proper divisors (3573067841).

40034230399 is a wasteful number, since it uses less digits than its factorization.

40034230399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771330.

The product of its (nonzero) digits is 69984, while the sum is 37.

The spelling of 40034230399 in words is "forty billion, thirty-four million, two hundred thirty thousand, three hundred ninety-nine".