40400235265147 has 2 divisors, whose sum is σ = 40400235265148. Its totient is φ = 40400235265146.

The previous prime is 40400235265111. The next prime is 40400235265223. The reversal of 40400235265147 is 74156253200404.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40400235265147 is a prime.

It is a super-3 number, since 3×40400235265147³ (a number of 42 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (40400235268147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20200117632573 + 20200117632574.

It is an arithmetic number, because the mean of its divisors is an integer number (20200117632574).

Almost surely, 2^{40400235265147} is an apocalyptic number.

40400235265147 is a deficient number, since it is larger than the sum of its proper divisors (1).

40400235265147 is an equidigital number, since it uses as much as digits as its factorization.

40400235265147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 806400, while the sum is 43.

The spelling of 40400235265147 in words is "forty trillion, four hundred billion, two hundred thirty-five million, two hundred sixty-five thousand, one hundred forty-seven".