40448884620 has 24 divisors (see below), whose sum is σ = 113256877104. Its totient is φ = 10786369216.

The previous prime is 40448884607. The next prime is 40448884627. The reversal of 40448884620 is 2648884404.

It is a super-2 number, since 2×40448884620² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40448884620.

It is not an unprimeable number, because it can be changed into a prime (40448884627) 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, 337073979 + ... + 337074098.

It is an arithmetic number, because the mean of its divisors is an integer number (4719036546).

Almost surely, 2^40448884620 is an apocalyptic number.

It is an amenable number.

40448884620 is an abundant number, since it is smaller than the sum of its proper divisors (72807992484).

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

40448884620 is a wasteful number, since it uses less digits than its factorization.

40448884620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674148089 (or 674148087 counting only the distinct ones).

The product of its (nonzero) digits is 1572864, while the sum is 48.

The spelling of 40448884620 in words is "forty billion, four hundred forty-eight million, eight hundred eighty-four thousand, six hundred twenty".