40843375144 has 48 divisors (see below), whose sum is σ = 90464044320. Its totient is φ = 17137074240.

The previous prime is 40843375117. The next prime is 40843375207. The reversal of 40843375144 is 44157334804.

It is a self number, because there is not a number n which added to its sum of digits gives 40843375144.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1358292 + ... + 1388035.

It is an arithmetic number, because the mean of its divisors is an integer number (1884667590).

Almost surely, 2^40843375144 is an apocalyptic number.

40843375144 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40843375144 is an abundant number, since it is smaller than the sum of its proper divisors (49620669176).

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

40843375144 is a wasteful number, since it uses less digits than its factorization.

40843375144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2746370 (or 2746353 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 43.

The spelling of 40843375144 in words is "forty billion, eight hundred forty-three million, three hundred seventy-five thousand, one hundred forty-four".