40351216302263 has 4 divisors (see below), whose sum is σ = 40496888563560. Its totient is φ = 40205544040968.

The previous prime is 40351216302247. The next prime is 40351216302277. The reversal of 40351216302263 is 36220361215304.

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 40351216302263 - 2⁴ = 40351216302247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40351216302763) 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, 72836130233 + ... + 72836130786.

It is an arithmetic number, because the mean of its divisors is an integer number (10124222140890).

Almost surely, 2^{40351216302263} is an apocalyptic number.

40351216302263 is a deficient number, since it is larger than the sum of its proper divisors (145672261297).

40351216302263 is a wasteful number, since it uses less digits than its factorization.

40351216302263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145672261296.

The product of its (nonzero) digits is 155520, while the sum is 38.

Adding to 40351216302263 its reverse (36220361215304), we get a palindrome (76571577517567).

The spelling of 40351216302263 in words is "forty trillion, three hundred fifty-one billion, two hundred sixteen million, three hundred two thousand, two hundred sixty-three".