40464631429 has 8 divisors (see below), whose sum is σ = 42856179840. Its totient is φ = 38074335936.

The previous prime is 40464631399. The next prime is 40464631439. The reversal of 40464631429 is 92413646404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40464631429 - 2¹⁷ = 40464500357 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 (40464631439) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 246319 + ... + 376300.

It is an arithmetic number, because the mean of its divisors is an integer number (5357022480).

Almost surely, 2^40464631429 is an apocalyptic number.

It is an amenable number.

40464631429 is a deficient number, since it is larger than the sum of its proper divisors (2391548411).

40464631429 is a wasteful number, since it uses less digits than its factorization.

40464631429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626459.

The product of its (nonzero) digits is 497664, while the sum is 43.

The spelling of 40464631429 in words is "forty billion, four hundred sixty-four million, six hundred thirty-one thousand, four hundred twenty-nine".