40013245232 has 10 divisors (see below), whose sum is σ = 77525662668. Its totient is φ = 20006622608.

The previous prime is 40013245213. The next prime is 40013245243. The reversal of 40013245232 is 23254231004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250413898 + ... + 1250413929.

Almost surely, 2^40013245232 is an apocalyptic number.

It is an amenable number.

40013245232 is a deficient number, since it is larger than the sum of its proper divisors (37512417436).

40013245232 is a wasteful number, since it uses less digits than its factorization.

40013245232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500827835 (or 2500827829 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 40013245232 its reverse (23254231004), we get a palindrome (63267476236).

The spelling of 40013245232 in words is "forty billion, thirteen million, two hundred forty-five thousand, two hundred thirty-two".