40002433502 has 4 divisors (see below), whose sum is σ = 60003650256. Its totient is φ = 20001216750.

The previous prime is 40002433477. The next prime is 40002433507. The reversal of 40002433502 is 20533420004.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40002433507) by changing a digit.

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, 10000608374 + ... + 10000608377.

It is an arithmetic number, because the mean of its divisors is an integer number (15000912564).

Almost surely, 2^40002433502 is an apocalyptic number.

40002433502 is a deficient number, since it is larger than the sum of its proper divisors (20001216754).

40002433502 is a wasteful number, since it uses less digits than its factorization.

40002433502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20001216753.

The product of its (nonzero) digits is 2880, while the sum is 23.

Adding to 40002433502 its reverse (20533420004), we get a palindrome (60535853506).

The spelling of 40002433502 in words is "forty billion, two million, four hundred thirty-three thousand, five hundred two".