40144244020352 has 128 divisors (see below), whose sum is σ = 80617213353600. Its totient is φ = 19911739760640.

The previous prime is 40144244020301. The next prime is 40144244020373. The reversal of 40144244020352 is 25302044244104.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×40144244020352² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8488947524 + ... + 8488952252.

It is an arithmetic number, because the mean of its divisors is an integer number (629821979325).

Almost surely, 2^{40144244020352} is an apocalyptic number.

It is an amenable number.

40144244020352 is an abundant number, since it is smaller than the sum of its proper divisors (40472969333248).

40144244020352 is a wasteful number, since it uses less digits than its factorization.

40144244020352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6014 (or 6002 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 35.

Adding to 40144244020352 its reverse (25302044244104), we get a palindrome (65446288264456).

The spelling of 40144244020352 in words is "forty trillion, one hundred forty-four billion, two hundred forty-four million, twenty thousand, three hundred fifty-two".