40854180383 has 2 divisors, whose sum is σ = 40854180384. Its totient is φ = 40854180382.

The previous prime is 40854180359. The next prime is 40854180427. The reversal of 40854180383 is 38308145804.

It is an a-pointer prime, because the next prime (40854180427) can be obtained adding 40854180383 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40854180383 - 2⁸ = 40854180127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40854180083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20427090191 + 20427090192.

It is an arithmetic number, because the mean of its divisors is an integer number (20427090192).

Almost surely, 2^40854180383 is an apocalyptic number.

40854180383 is a deficient number, since it is larger than the sum of its proper divisors (1).

40854180383 is an equidigital number, since it uses as much as digits as its factorization.

40854180383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 368640, while the sum is 44.

The spelling of 40854180383 in words is "forty billion, eight hundred fifty-four million, one hundred eighty thousand, three hundred eighty-three".