40305301320245 has 16 divisors (see below), whose sum is σ = 52089335271792. Its totient is φ = 29762495201280.

The previous prime is 40305301320217. The next prime is 40305301320257. The reversal of 40305301320245 is 54202310350304.

It can be written as a sum of positive squares in 8 ways, for example, as 8477752308964 + 31827549011281 = 2911658^2 + 5641591^2 .

It is not a de Polignac number, because 40305301320245 - 2⁸ = 40305301319989 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13413452 + ... + 16140981.

It is an arithmetic number, because the mean of its divisors is an integer number (3255583454487).

Almost surely, 2^{40305301320245} is an apocalyptic number.

It is an amenable number.

40305301320245 is a deficient number, since it is larger than the sum of its proper divisors (11784033951547).

40305301320245 is a wasteful number, since it uses less digits than its factorization.

40305301320245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29575432.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 40305301320245 its reverse (54202310350304), we get a palindrome (94507611670549).

The spelling of 40305301320245 in words is "forty trillion, three hundred five billion, three hundred one million, three hundred twenty thousand, two hundred forty-five".