40624425240 has 128 divisors (see below), whose sum is σ = 142681029120. Its totient is φ = 9059097600.

The previous prime is 40624425229. The next prime is 40624425253. The reversal of 40624425240 is 4252442604.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 555346 + ... + 624225.

It is an arithmetic number, because the mean of its divisors is an integer number (1114695540).

Almost surely, 2^40624425240 is an apocalyptic number.

40624425240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40624425240 is an abundant number, since it is smaller than the sum of its proper divisors (102056603880).

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

40624425240 is a wasteful number, since it uses less digits than its factorization.

40624425240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179633 (or 1179629 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 33.

Adding to 40624425240 its reverse (4252442604), we get a palindrome (44876867844).

The spelling of 40624425240 in words is "forty billion, six hundred twenty-four million, four hundred twenty-five thousand, two hundred forty".