40245234413563 has 4 divisors (see below), whose sum is σ = 40245812213008. Its totient is φ = 40244656614120.

The previous prime is 40245234413539. The next prime is 40245234413569. The reversal of 40245234413563 is 36531443254204.

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

It is a cyclic number.

It is not a de Polignac number, because 40245234413563 - 2⁹ = 40245234413051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40245234413569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288795231 + ... + 288934552.

It is an arithmetic number, because the mean of its divisors is an integer number (10061453053252).

Almost surely, 2^{40245234413563} is an apocalyptic number.

40245234413563 is a deficient number, since it is larger than the sum of its proper divisors (577799445).

40245234413563 is an equidigital number, since it uses as much as digits as its factorization.

40245234413563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577799444.

The product of its (nonzero) digits is 4147200, while the sum is 46.

Adding to 40245234413563 its reverse (36531443254204), we get a palindrome (76776677667767).

The spelling of 40245234413563 in words is "forty trillion, two hundred forty-five billion, two hundred thirty-four million, four hundred thirteen thousand, five hundred sixty-three".