40245406363 has 4 divisors (see below), whose sum is σ = 40252371408. Its totient is φ = 40238441320.

The previous prime is 40245406307. The next prime is 40245406367. The reversal of 40245406363 is 36360454204.

It is a happy number.

40245406363 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40245406363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40245406367) 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, 3473848 + ... + 3485413.

It is an arithmetic number, because the mean of its divisors is an integer number (10063092852).

Almost surely, 2^40245406363 is an apocalyptic number.

40245406363 is a deficient number, since it is larger than the sum of its proper divisors (6965045).

40245406363 is an equidigital number, since it uses as much as digits as its factorization.

40245406363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6965044.

The product of its (nonzero) digits is 207360, while the sum is 37.

The spelling of 40245406363 in words is "forty billion, two hundred forty-five million, four hundred six thousand, three hundred sixty-three".