40531153520243 has 8 divisors (see below), whose sum is σ = 40553098347216. Its totient is φ = 40509210117600.

The previous prime is 40531153520237. The next prime is 40531153520279. The reversal of 40531153520243 is 34202535113504.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40531153520243 - 2²⁶ = 40531086411379 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40531153520197 and 40531153520206.

It is not an unprimeable number, because it can be changed into a prime (40531153520293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59266313 + ... + 59946293.

It is an arithmetic number, because the mean of its divisors is an integer number (5069137293402).

Almost surely, 2^{40531153520243} is an apocalyptic number.

40531153520243 is a deficient number, since it is larger than the sum of its proper divisors (21944826973).

40531153520243 is a wasteful number, since it uses less digits than its factorization.

40531153520243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712165.

The product of its (nonzero) digits is 216000, while the sum is 38.

Adding to 40531153520243 its reverse (34202535113504), we get a palindrome (74733688633747).

The spelling of 40531153520243 in words is "forty trillion, five hundred thirty-one billion, one hundred fifty-three million, five hundred twenty thousand, two hundred forty-three".