40051342135 has 16 divisors (see below), whose sum is σ = 54931133952. Its totient is φ = 27461988000.

The previous prime is 40051342109. The next prime is 40051342139. The reversal of 40051342135 is 53124315004.

It is not a de Polignac number, because 40051342135 - 2⁷ = 40051342007 is a prime.

It is a super-2 number, since 2×40051342135² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40051342139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 729910 + ... + 782860.

It is an arithmetic number, because the mean of its divisors is an integer number (3433195872).

Almost surely, 2^40051342135 is an apocalyptic number.

40051342135 is a deficient number, since it is larger than the sum of its proper divisors (14879791817).

40051342135 is a wasteful number, since it uses less digits than its factorization.

40051342135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74574.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 40051342135 its reverse (53124315004), we get a palindrome (93175657139).

The spelling of 40051342135 in words is "forty billion, fifty-one million, three hundred forty-two thousand, one hundred thirty-five".