40424240351 has 24 divisors (see below), whose sum is σ = 44848225632. Its totient is φ = 36407448000.

The previous prime is 40424240323. The next prime is 40424240393. The reversal of 40424240351 is 15304242404.

It is not a de Polignac number, because 40424240351 - 2²² = 40420046047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40424242351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7250801 + ... + 7256373.

It is an arithmetic number, because the mean of its divisors is an integer number (1868676068).

Almost surely, 2^40424240351 is an apocalyptic number.

40424240351 is a deficient number, since it is larger than the sum of its proper divisors (4423985281).

40424240351 is a wasteful number, since it uses less digits than its factorization.

40424240351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6143 (or 6132 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 40424240351 its reverse (15304242404), we get a palindrome (55728482755).

The spelling of 40424240351 in words is "forty billion, four hundred twenty-four million, two hundred forty thousand, three hundred fifty-one".