40302223401040 has 40 divisors (see below), whose sum is σ = 93834831273480. Its totient is φ = 16098151835136.

The previous prime is 40302223401007. The next prime is 40302223401059. The reversal of 40302223401040 is 4010432220304.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 63905817616 + 40238317583424 = 252796^2 + 6343368^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×40302223401040² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40302223400996 and 40302223401014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 355216759 + ... + 355330198.

It is an arithmetic number, because the mean of its divisors is an integer number (2345870781837).

Almost surely, 2^{40302223401040} is an apocalyptic number.

40302223401040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40302223401040 is an abundant number, since it is smaller than the sum of its proper divisors (53532607872440).

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

40302223401040 is a wasteful number, since it uses less digits than its factorization.

40302223401040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710547679 (or 710547673 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 40302223401040 its reverse (4010432220304), we get a palindrome (44312655621344).

The spelling of 40302223401040 in words is "forty trillion, three hundred two billion, two hundred twenty-three million, four hundred one thousand, forty".