40045335340 has 48 divisors (see below), whose sum is σ = 84519590400. Its totient is φ = 15937396992.

The previous prime is 40045335329. The next prime is 40045335347. The reversal of 40045335340 is 4353354004.

It is not an unprimeable number, because it can be changed into a prime (40045335347) 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 15 ways as a sum of consecutive naturals, for example, 13184302 + ... + 13187338.

It is an arithmetic number, because the mean of its divisors is an integer number (1760824800).

Almost surely, 2^40045335340 is an apocalyptic number.

It is an amenable number.

40045335340 is an abundant number, since it is smaller than the sum of its proper divisors (44474255060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40045335340 is a wasteful number, since it uses less digits than its factorization.

40045335340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6154 (or 6152 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 31.

Adding to 40045335340 its reverse (4353354004), we get a palindrome (44398689344).

The spelling of 40045335340 in words is "forty billion, forty-five million, three hundred thirty-five thousand, three hundred forty".