22040402315 has 8 divisors (see below), whose sum is σ = 26463294000. Its totient is φ = 17622447712.

The previous prime is 22040402299. The next prime is 22040402333. The reversal of 22040402315 is 51320404022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22040402315 - 2⁴ = 22040402299 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1224440 + ... + 1242309.

It is an arithmetic number, because the mean of its divisors is an integer number (3307911750).

Almost surely, 2^22040402315 is an apocalyptic number.

22040402315 is a deficient number, since it is larger than the sum of its proper divisors (4422891685).

22040402315 is a wasteful number, since it uses less digits than its factorization.

22040402315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2468541.

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 22040402315 its reverse (51320404022), we get a palindrome (73360806337).

The spelling of 22040402315 in words is "twenty-two billion, forty million, four hundred two thousand, three hundred fifteen".