40273071663 has 24 divisors (see below), whose sum is σ = 59252591664. Its totient is φ = 24312893440.

The previous prime is 40273071659. The next prime is 40273071677. The reversal of 40273071663 is 36617037204.

40273071663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40273071663 - 2² = 40273071659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40273071653) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 122556 + ... + 309137.

It is an arithmetic number, because the mean of its divisors is an integer number (2468857986).

Almost surely, 2^40273071663 is an apocalyptic number.

40273071663 is a deficient number, since it is larger than the sum of its proper divisors (18979520001).

40273071663 is a wasteful number, since it uses less digits than its factorization.

40273071663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431975 (or 431964 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 39.

The spelling of 40273071663 in words is "forty billion, two hundred seventy-three million, seventy-one thousand, six hundred sixty-three".