40451240102 has 64 divisors (see below), whose sum is σ = 76515715584. Its totient is φ = 15610129920.

The previous prime is 40451240077. The next prime is 40451240107. The reversal of 40451240102 is 20104215404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40451240107) 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 in 31 ways as a sum of consecutive naturals, for example, 6891773 + ... + 6897639.

It is an arithmetic number, because the mean of its divisors is an integer number (1195558056).

Almost surely, 2^40451240102 is an apocalyptic number.

40451240102 is a deficient number, since it is larger than the sum of its proper divisors (36064475482).

40451240102 is a wasteful number, since it uses less digits than its factorization.

40451240102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6813.

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 40451240102 its reverse (20104215404), we get a palindrome (60555455506).

The spelling of 40451240102 in words is "forty billion, four hundred fifty-one million, two hundred forty thousand, one hundred two".