40448207387580 has 24 divisors (see below), whose sum is σ = 113254980685392. Its totient is φ = 10786188636672.

The previous prime is 40448207387579. The next prime is 40448207387603. The reversal of 40448207387580 is 8578370284404.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (60), and also a Moran number because the ratio is a prime number: 674136789793 = 40448207387580 / (4 + 0 + 4 + 4 + 8 + 2 + 0 + 7 + 3 + 8 + 7 + 5 + 8 + 0).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337068394837 + ... + 337068394956.

It is an arithmetic number, because the mean of its divisors is an integer number (4718957528558).

Almost surely, 2^{40448207387580} is an apocalyptic number.

It is an amenable number.

40448207387580 is an abundant number, since it is smaller than the sum of its proper divisors (72806773297812).

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

40448207387580 is a wasteful number, since it uses less digits than its factorization.

40448207387580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674136789805 (or 674136789803 counting only the distinct ones).

The product of its (nonzero) digits is 48168960, while the sum is 60.

The spelling of 40448207387580 in words is "forty trillion, four hundred forty-eight billion, two hundred seven million, three hundred eighty-seven thousand, five hundred eighty".