40045313534 has 8 divisors (see below), whose sum is σ = 60069180360. Its totient is φ = 20022253416.

The previous prime is 40045313533. The next prime is 40045313551. The reversal of 40045313534 is 43531354004.

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

It is a self number, because there is not a number n which added to its sum of digits gives 40045313534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40045313533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56744 + ... + 288635.

It is an arithmetic number, because the mean of its divisors is an integer number (7508647545).

Almost surely, 2^40045313534 is an apocalyptic number.

40045313534 is a deficient number, since it is larger than the sum of its proper divisors (20023866826).

40045313534 is a wasteful number, since it uses less digits than its factorization.

40045313534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403354.

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

Adding to 40045313534 its reverse (43531354004), we get a palindrome (83576667538).

The spelling of 40045313534 in words is "forty billion, forty-five million, three hundred thirteen thousand, five hundred thirty-four".