40105462193 has 2 divisors, whose sum is σ = 40105462194. Its totient is φ = 40105462192.

The previous prime is 40105462183. The next prime is 40105462231. The reversal of 40105462193 is 39126450104.

40105462193 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37213496464 + 2891965729 = 192908^2 + 53777^2 .

It is a cyclic number.

It is not a de Polignac number, because 40105462193 - 2³⁰ = 39031720369 is a prime.

It is not a weakly prime, because it can be changed into another prime (40105462153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20052731096 + 20052731097.

It is an arithmetic number, because the mean of its divisors is an integer number (20052731097).

Almost surely, 2^40105462193 is an apocalyptic number.

It is an amenable number.

40105462193 is a deficient number, since it is larger than the sum of its proper divisors (1).

40105462193 is an equidigital number, since it uses as much as digits as its factorization.

40105462193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 40105462193 in words is "forty billion, one hundred five million, four hundred sixty-two thousand, one hundred ninety-three".