40312442354 has 16 divisors (see below), whose sum is σ = 60829484760. Its totient is φ = 20035991040.

The previous prime is 40312442347. The next prime is 40312442411. The reversal of 40312442354 is 45324421304.

It can be written as a sum of positive squares in 4 ways, for example, as 31977665329 + 8334777025 = 178823^2 + 91295^2 .

It is a super-2 number, since 2×40312442354² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40312442354.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3503042 + ... + 3514530.

Almost surely, 2^40312442354 is an apocalyptic number.

40312442354 is a deficient number, since it is larger than the sum of its proper divisors (20517042406).

40312442354 is a wasteful number, since it uses less digits than its factorization.

40312442354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21805.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 40312442354 its reverse (45324421304), we get a palindrome (85636863658).

The spelling of 40312442354 in words is "forty billion, three hundred twelve million, four hundred forty-two thousand, three hundred fifty-four".