40455351143 has 2 divisors, whose sum is σ = 40455351144. Its totient is φ = 40455351142.

The previous prime is 40455351089. The next prime is 40455351173. The reversal of 40455351143 is 34115355404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40455351143 - 2¹² = 40455347047 is a prime.

It is a super-2 number, since 2×40455351143² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40455351173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20227675571 + 20227675572.

It is an arithmetic number, because the mean of its divisors is an integer number (20227675572).

Almost surely, 2^40455351143 is an apocalyptic number.

40455351143 is a deficient number, since it is larger than the sum of its proper divisors (1).

40455351143 is an equidigital number, since it uses as much as digits as its factorization.

40455351143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 40455351143 in words is "forty billion, four hundred fifty-five million, three hundred fifty-one thousand, one hundred forty-three".