40433958272 has 32 divisors (see below), whose sum is σ = 80570850600. Its totient is φ = 20212254720.

The previous prime is 40433958263. The next prime is 40433958277. The reversal of 40433958272 is 27285933404.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40433958277) 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, 549179 + ... + 618437.

Almost surely, 2^40433958272 is an apocalyptic number.

It is an amenable number.

40433958272 is a deficient number, since it is larger than the sum of its proper divisors (40136892328).

40433958272 is an equidigital number, since it uses as much as digits as its factorization.

40433958272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73834 (or 73822 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 47.

The spelling of 40433958272 in words is "forty billion, four hundred thirty-three million, nine hundred fifty-eight thousand, two hundred seventy-two".