40213334140 has 48 divisors (see below), whose sum is σ = 96679461312. Its totient is φ = 13763506176.

The previous prime is 40213334129. The next prime is 40213334167. The reversal of 40213334140 is 4143331204.

It is a super-2 number, since 2×40213334140² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168127 + ... + 329686.

It is an arithmetic number, because the mean of its divisors is an integer number (2014155444).

Almost surely, 2^40213334140 is an apocalyptic number.

It is an amenable number.

40213334140 is an abundant number, since it is smaller than the sum of its proper divisors (56466127172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40213334140 is a wasteful number, since it uses less digits than its factorization.

40213334140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498406 (or 498404 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 40213334140 its reverse (4143331204), we get a palindrome (44356665344).

The spelling of 40213334140 in words is "forty billion, two hundred thirteen million, three hundred thirty-four thousand, one hundred forty".