40017430603423 has 32 divisors (see below), whose sum is σ = 49343688576000. Its totient is φ = 31603363024896.

The previous prime is 40017430603399. The next prime is 40017430603429. The reversal of 40017430603423 is 32430603471004.

40017430603423 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 40017430603423 - 2⁵ = 40017430603391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40017430603429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 303167583 + ... + 303299551.

It is an arithmetic number, because the mean of its divisors is an integer number (1541990268000).

Almost surely, 2^{40017430603423} is an apocalyptic number.

40017430603423 is a deficient number, since it is larger than the sum of its proper divisors (9326257972577).

40017430603423 is a wasteful number, since it uses less digits than its factorization.

40017430603423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138151.

The product of its (nonzero) digits is 145152, while the sum is 37.

The spelling of 40017430603423 in words is "forty trillion, seventeen billion, four hundred thirty million, six hundred three thousand, four hundred twenty-three".