40001431353 has 8 divisors (see below), whose sum is σ = 57437952768. Its totient is φ = 24616265424.

The previous prime is 40001431319. The next prime is 40001431369. The reversal of 40001431353 is 35313410004.

It is a happy number.

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

It is not a de Polignac number, because 40001431353 - 2²⁴ = 39984654137 is a prime.

It is a super-2 number, since 2×40001431353² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40001431303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 512838825 + ... + 512838902.

It is an arithmetic number, because the mean of its divisors is an integer number (7179744096).

Almost surely, 2^40001431353 is an apocalyptic number.

It is an amenable number.

40001431353 is a deficient number, since it is larger than the sum of its proper divisors (17436521415).

40001431353 is a wasteful number, since it uses less digits than its factorization.

40001431353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025677743.

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 40001431353 its reverse (35313410004), we get a palindrome (75314841357).

The spelling of 40001431353 in words is "forty billion, one million, four hundred thirty-one thousand, three hundred fifty-three".