40416968802563 has 4 divisors (see below), whose sum is σ = 40459647756840. Its totient is φ = 40374289848288.

The previous prime is 40416968802557. The next prime is 40416968802589. The reversal of 40416968802563 is 36520886961404.

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 40416968802563 - 2⁸ = 40416968802307 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40416968802496 and 40416968802505.

It is not an unprimeable number, because it can be changed into a prime (40416968802523) 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, 21339475718 + ... + 21339477611.

It is an arithmetic number, because the mean of its divisors is an integer number (10114911939210).

Almost surely, 2^{40416968802563} is an apocalyptic number.

40416968802563 is a deficient number, since it is larger than the sum of its proper divisors (42678954277).

40416968802563 is an equidigital number, since it uses as much as digits as its factorization.

40416968802563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42678954276.

The product of its (nonzero) digits is 59719680, while the sum is 62.

The spelling of 40416968802563 in words is "forty trillion, four hundred sixteen billion, nine hundred sixty-eight million, eight hundred two thousand, five hundred sixty-three".