40015031603064 has 128 divisors (see below), whose sum is σ = 114514525440000. Its totient is φ = 11414284876800.

The previous prime is 40015031602921. The next prime is 40015031603143. The reversal of 40015031603064 is 46030613051004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 904292812 + ... + 904337060.

It is an arithmetic number, because the mean of its divisors is an integer number (894644730000).

Almost surely, 2^{40015031603064} is an apocalyptic number.

It is an amenable number.

40015031603064 is an abundant number, since it is smaller than the sum of its proper divisors (74499493836936).

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

40015031603064 is a wasteful number, since it uses less digits than its factorization.

40015031603064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52893 (or 52889 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 40015031603064 its reverse (46030613051004), we get a palindrome (86045644654068).

The spelling of 40015031603064 in words is "forty trillion, fifteen billion, thirty-one million, six hundred three thousand, sixty-four".