22402015315456 has 40 divisors (see below), whose sum is σ = 51154601945040. Its totient is φ = 9600863705088.

The previous prime is 22402015315429. The next prime is 22402015315457. The reversal of 22402015315456 is 65451351020422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22402015315457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3125277571 + ... + 3125284738.

It is an arithmetic number, because the mean of its divisors is an integer number (1278865048626).

Almost surely, 2^{22402015315456} is an apocalyptic number.

It is an amenable number.

22402015315456 is an abundant number, since it is smaller than the sum of its proper divisors (28752586629584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22402015315456 is an frugal number, since it uses more digits than its factorization.

22402015315456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6250562334 (or 6250562318 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 40.

Adding to 22402015315456 its reverse (65451351020422), we get a palindrome (87853366335878).

The spelling of 22402015315456 in words is "twenty-two trillion, four hundred two billion, fifteen million, three hundred fifteen thousand, four hundred fifty-six".