40035223345253 has 4 divisors (see below), whose sum is σ = 40431611695308. Its totient is φ = 39638834995200.

The previous prime is 40035223345199. The next prime is 40035223345291. The reversal of 40035223345253 is 35254332253004.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 38973338436769 + 1061884908484 = 6242863^2 + 1030478^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40035223345253 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40035223345253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40035223342253) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 198194174876 + ... + 198194175077.

It is an arithmetic number, because the mean of its divisors is an integer number (10107902923827).

Almost surely, 2^{40035223345253} is an apocalyptic number.

It is an amenable number.

40035223345253 is a deficient number, since it is larger than the sum of its proper divisors (396388350055).

40035223345253 is a wasteful number, since it uses less digits than its factorization.

40035223345253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396388350054.

The product of its (nonzero) digits is 1296000, while the sum is 41.

Adding to 40035223345253 its reverse (35254332253004), we get a palindrome (75289555598257).

The spelling of 40035223345253 in words is "forty trillion, thirty-five billion, two hundred twenty-three million, three hundred forty-five thousand, two hundred fifty-three".