40842354036 has 36 divisors (see below), whose sum is σ = 104749953056. Its totient is φ = 12376470480.

The previous prime is 40842354019. The next prime is 40842354037. The reversal of 40842354036 is 63045324804.

It is a junction number, because it is equal to n+sod(n) for n = 40842353985 and 40842354003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40842354037) 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 11 ways as a sum of consecutive naturals, for example, 14062720 + ... + 14065623.

Almost surely, 2^40842354036 is an apocalyptic number.

It is an amenable number.

40842354036 is an abundant number, since it is smaller than the sum of its proper divisors (63907599020).

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

40842354036 is a wasteful number, since it uses less digits than its factorization.

40842354036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28128372 (or 28128359 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 39.

The spelling of 40842354036 in words is "forty billion, eight hundred forty-two million, three hundred fifty-four thousand, thirty-six".