40040053328 has 20 divisors (see below), whose sum is σ = 84630113088. Its totient is φ = 18200024160.

The previous prime is 40040053321. The next prime is 40040053343. The reversal of 40040053328 is 82335004004.

It is a self number, because there is not a number n which added to its sum of digits gives 40040053328.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40040053321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113749976 + ... + 113750327.

Almost surely, 2^40040053328 is an apocalyptic number.

It is an amenable number.

40040053328 is an abundant number, since it is smaller than the sum of its proper divisors (44590059760).

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

40040053328 is a wasteful number, since it uses less digits than its factorization.

40040053328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227500322 (or 227500316 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The spelling of 40040053328 in words is "forty billion, forty million, fifty-three thousand, three hundred twenty-eight".