40030422593 has 64 divisors (see below), whose sum is σ = 50234204160. Its totient is φ = 31141490688.

The previous prime is 40030422559. The next prime is 40030422613. The reversal of 40030422593 is 39522403004.

It is not a de Polignac number, because 40030422593 - 2⁸ = 40030422337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40030422533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 64878821 + ... + 64879437.

It is an arithmetic number, because the mean of its divisors is an integer number (784909440).

Almost surely, 2^40030422593 is an apocalyptic number.

It is an amenable number.

40030422593 is a deficient number, since it is larger than the sum of its proper divisors (10203781567).

40030422593 is a wasteful number, since it uses less digits than its factorization.

40030422593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894.

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 40030422593 its reverse (39522403004), we get a palindrome (79552825597).

The spelling of 40030422593 in words is "forty billion, thirty million, four hundred twenty-two thousand, five hundred ninety-three".