40624464884240 has 40 divisors (see below), whose sum is σ = 94459861086720. Its totient is φ = 16248413010816.

The previous prime is 40624464884233. The next prime is 40624464884243. The reversal of 40624464884240 is 4248846442604.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (40624464884243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20499194 + ... + 22393433.

It is an arithmetic number, because the mean of its divisors is an integer number (2361496527168).

Almost surely, 2^{40624464884240} is an apocalyptic number.

40624464884240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40624464884240 is an abundant number, since it is smaller than the sum of its proper divisors (53835396202480).

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

40624464884240 is a wasteful number, since it uses less digits than its factorization.

40624464884240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42904479 (or 42904473 counting only the distinct ones).

The product of its (nonzero) digits is 37748736, while the sum is 56.

The spelling of 40624464884240 in words is "forty trillion, six hundred twenty-four billion, four hundred sixty-four million, eight hundred eighty-four thousand, two hundred forty".