40001431354 has 16 divisors (see below), whose sum is σ = 60276585600. Its totient is φ = 19909407744.

The previous prime is 40001431319. The next prime is 40001431369. The reversal of 40001431354 is 45313410004.

It is a super-2 number, since 2×40001431354² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 429807 + ... + 514525.

It is an arithmetic number, because the mean of its divisors is an integer number (3767286600).

Almost surely, 2^40001431354 is an apocalyptic number.

40001431354 is a deficient number, since it is larger than the sum of its proper divisors (20275154246).

40001431354 is a wasteful number, since it uses less digits than its factorization.

40001431354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85797.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 40001431354 its reverse (45313410004), we get a palindrome (85314841358).

The spelling of 40001431354 in words is "forty billion, one million, four hundred thirty-one thousand, three hundred fifty-four".