40653043311 has 4 divisors (see below), whose sum is σ = 54204057752. Its totient is φ = 27102028872.

The previous prime is 40653043303. The next prime is 40653043339. The reversal of 40653043311 is 11334035604.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 40653043311 - 2³ = 40653043303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40653043811) 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, 6775507216 + ... + 6775507221.

It is an arithmetic number, because the mean of its divisors is an integer number (13551014438).

Almost surely, 2^40653043311 is an apocalyptic number.

40653043311 is a deficient number, since it is larger than the sum of its proper divisors (13551014441).

40653043311 is a wasteful number, since it uses less digits than its factorization.

40653043311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13551014440.

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 40653043311 its reverse (11334035604), we get a palindrome (51987078915).

The spelling of 40653043311 in words is "forty billion, six hundred fifty-three million, forty-three thousand, three hundred eleven".