40440433063470 has 192 divisors, whose sum is σ = 107089828005888. Its totient is φ = 9766383264000.

The previous prime is 40440433063409. The next prime is 40440433063501. The reversal of 40440433063470 is 7436033404404.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1028972820 + ... + 1029012120.

It is an arithmetic number, because the mean of its divisors is an integer number (557759520864).

Almost surely, 2^{40440433063470} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40440433063470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53544914002944).

40440433063470 is an abundant number, since it is smaller than the sum of its proper divisors (66649394942418).

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

40440433063470 is a wasteful number, since it uses less digits than its factorization.

40440433063470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40407 (or 40396 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 42.

Adding to 40440433063470 its reverse (7436033404404), we get a palindrome (47876466467874).

The spelling of 40440433063470 in words is "forty trillion, four hundred forty billion, four hundred thirty-three million, sixty-three thousand, four hundred seventy".