40350543431 has 8 divisors (see below), whose sum is σ = 44454605328. Its totient is φ = 36319120000.

The previous prime is 40350543397. The next prime is 40350543461. The reversal of 40350543431 is 13434505304.

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 40350543431 - 2⁶ = 40350543367 is a prime.

It is a super-2 number, since 2×40350543431² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40350543461) 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, 18158450 + ... + 18160671.

It is an arithmetic number, because the mean of its divisors is an integer number (5556825666).

Almost surely, 2^40350543431 is an apocalyptic number.

40350543431 is a deficient number, since it is larger than the sum of its proper divisors (4104061897).

40350543431 is a wasteful number, since it uses less digits than its factorization.

40350543431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36319233.

The product of its (nonzero) digits is 43200, while the sum is 32.

The spelling of 40350543431 in words is "forty billion, three hundred fifty million, five hundred forty-three thousand, four hundred thirty-one".